八年级上册英语if条件句练习题
观察与思考：观察1a中含有if的句子，你发现主句和从句的特点吗？if引导的是一个条件句，主句用__________，从句用__________。注意：在与if条件句连用的主句中我们一般用will 表示将来时，而不用be going to 表示将来时。
if引导的条件句位置灵活，可直接放在主句后面。若if引导的从句在前时，应在句中加__________。
如果if条件句谈论的是今后可能出现的情况，则主句大多用_______时；若if条件句谈论的是客观事实，则主句大多用_________时或含情态动词的句子。
在if条件句中通常用________时代替一般将来时表将来。一.单项选择
1.If you _____ to the party, you’ll have a great time A. will go B. went C. goD. going
2. It will be a long time ____ Peter _____ his work.
A. since, has finished
B. after, finishes
C. when, will finish
D. before, finishes.. What will father _____ us from Japan? A. takeB. bringC. carryD. make . Weifang is famous ______ kitesA. forB. toC. onD. with 5． I ____ her the answer if she ____me. A. can tell, will askB. will tell, will ask
C. would tell, ask
D. will tell, asks. –What are you going to do tomorrow? --We’ll go to the library tomorrow if it ___. A. isn’t rainB. rainC. won’t rainD. doesn’t rain.—Do you know when he will come back tomorrow? --Sorry, I don’t know. When he ____ back, I’ll tell you. A. comes B. will comeC. comeD. may come
8. What will you do if you _____ to the old folk’s home visit? A. goB. wentC.goingD. will go. If I eat ____ food, I’ll be very fat. A. too manyB. many tooC. too much D. much too 10. I’ll give the book to him if he ___ here next Sunday. A. will come B. comes C. is coming D. came 11. There ____an English film in our school tomorrow. A. is going to have B. will haveC. is going to beD. has 12. Could you tell us where ____？
A. will the next Olympic Games held
B. the next Olympic Games will be held
C. would the next Olympic Games be held
D. the next Olympic Games would be held
13. When my mother returned last night, I ____ a book. A. readB. am readingC. was reading D. am going to read 14.What ____ you ____ when it began to rain?
A. do, do
B. were, doing
C. are, doing
D. did, do 15.
I’ll wake you up when he ____back.A. willB. is going to comeC. comes D. come 二、用所给词的适当形式填空
1.If you ________ tired, you _________ to have
a rest.. Where _____ he ____ the film if he _________ time?. If there ____ fewer trees, there _______ more pollution.. He ___ more casually if he ___ on weekends.. If Marcia _______ alone, she _______ a pet parrot.. Lana _____ buy) a new dress if the old one ____ out of style..The twins _______ if they__________.
8. I ______ a bake sale if I ____ed) money for education.. Peter ____ me a beautiful souvenir if he ____ Spain.
10. If Mr Green _______ I am hard- working, my parents ___ glad. 11.I ______ to the beach if it________ this week. 12. _____they ___ a match if the P.E. teacher __ busy?
13.He ____ a letter to his grandparents if he ____ his report card this week.
14. If she ______ up late, she _____ the early bus.
15. Peter ____ in English if he ____ the exams in Peking University. 三、完成句子
1.如果他到的晚了会发生什么事情？What ______ _____ if he ____ late?. 如果努力学习，你就会取得好成绩。If you_________ ________, you ______ ______good _______.
3. 他如果看电视太久了，他的父母会不高兴。
If he _____ TV too much, his parents _____ _________unhappy.. 如果我们为他组织生日聚会，大家都会来的。
Everyone __________ if we _______a birthday party ________ him.. 如果明天不下雨，我会和你一起去公园的。 If it _____ ______tomorrow, I _____ go to the park ______you.
6. 如果她睡过头了，就会旅游迟到的。he____ ___ ___ ___ the trip if she _____ ___
7. 如果他有空，他会帮助你的。If he ____ ____ , he ______ ____ you.. 如果Tom考试不及格，他就没有机会上高中了。
Tom ______have the _____to go to the high school if he ________the exams.. 你如果抄同学的作业就不能学好各门功课。
You _______ _____ good at all the subjects if you ______ the other students’ homework.
10.如果你上课睡觉，老师会生气。If you______ in class, your teacher ____ ____ ____ _____ you.
13夏八年级英语语法专项 if引导的条件状语从句专项练习
引导条件状语从句最常用的连词是if，常见的if条件状语从句表示在某条件下，某事很可能发生，条件是可能存在的，主句中某种情况发生的概率也是很高的。
If you ask him，he will help you．如果你请他帮忙，他会帮你的。
If you have finished the homework， you can go home．如果你作业做完了就可以回家了。
另外，if从句还表示不可实现的条件或根本不可能存在的条件，也就是一种虚拟的条件或假设。从句多用一般过去时或过去完成时，表示对现在或过去的一种假设。如： If I were you，I would invite him to the party．如果我是你，我会邀请他参加聚会。
I would have arrived much earlier if I had not been caught in the traffic．
要不是交通堵塞，我本会来得早一些。
1.if引导的条件状语从句：表示在某种条件下某事很可能发生。
If we pay much attention to the earth, we’ll have
a better world.
如果我们多关爱地球，就会拥有一个更美好的世界
If it rains tomorrow, what shall we do?
如果明天下雨，我们怎么办？
注意：if还可以引导虚拟条件句，表示不可实现的条件，从句中多用一般过去时或过去完成时。 What would happen if there were no water ?
如果没有水会怎样？
2.unless引导的条件状语从句：unless的意思是如果不，除非。可与if...not互换。
You will fail in English unless you work hard.你英语考试会不及格的，除非你更加努力。
3.as /so long as引导的条件状语从句：as /so long as意思是“只要”
So long as you’re happy,i will be happy.只要你高兴，我就高兴。
1．if从句用一般现在时，主句用一般将来时
If he runs he’ll get there in time. 如果他用跑的，他就会及时赶到那儿。
The cat will scratch you if you pull her tail. 如果你拉猫的尾巴，它就会抓你。
2．if从句用一般现在时，主句用may/might/can
If the fog gets thicker the plane may/might be diverted.
如果雾在大一些，飞机可能就会改在别的机场降落。 If it stops snowing we can go out. 如果雪停了，我们就可以出去。
3．if从句用一般现在时，主句用must/should
If you want to lose weight you must/should eat less bread. 如果你想减肥，你必须少吃面包。．if从句用一般现在时，主句用一般现在时
If you heat ice it turns to water. 如果把冰加热，它就会化成水。
5．if从句用现在进行时，主句用一般将来时
If you are looking for Peter you’ll find him upstairs. 如果你是在找彼得，上楼就会找到他。．if从句用现在完成时，主句用一般将来时
If you have finished dinner I’ll ask the waiter for the bill. 如果你吃完了，我就叫服务生来算账
if 条件句不一般,几个要点记心间;
条件句,放在前, 逗号要放句中间。
条件句表真实，主将从现要遵从；
条件句非真实，虚拟语气用到位。
备注：在 if 引导的条件状语从句中，if 和条件句
位置灵活，可直接放在主句后面，若 if 条件句放句首，从句后面要加逗号，和主句隔开。还要注意前后时态一致原则。 if引导的条件状语从句专项练习
Ⅰ.单项选择
1.If you _____ to the party, you’ll have a great time.
A. will go
B. went
C. go
D. going
2. I ____ her the answer if she ____me.
A. can tell, will ask
B. will tell, will ask
C. would tell, ask
D. will tell, asks
3. – What are you going to do tomorrow?
--We’ll go to the library tomorrow if it ___.
A. isn’t rain
B. rain
C. won’t rain
D. doesn’t rain
4. What will you do if you _____ to the old folk’s home?
A. go
B. went
C. going
D. will go
5．I’ll give the book to him if he ___ here next Sunday.
A. will come
B. comes
C. is coming
D. came
Ⅱ.用所给词的适当形式填空
6..If you ________ tired, you _______________ to
have a rest.
7. Where _______ he _________ the film if he ________________ time?
8. If there __________ fewer trees, there _______________ more pollution.
9. If Marcia _____________ alone, she ___________________ a pet parrot.
11. Lana ________________ a new dress if the old one ____________ out of style.
12.The twins ______________ if they_______________.
13. I ____________ a bake sale if I _____________ money for education.
14. Peter _____________ me a beautiful souvenir if he ________________ Spain.
15. I ____________ to the beach if it________________ this week.
17. __________they __________ a match if the P.E. teacher _____________ busy?
18. If she ____________ up late, she _____________ the early bus. Ⅲ.翻译下列句子
19..如果他到的晚了会发生什么事情？
What _______________ if he _____________ late?
20. 如果努力学习，你就会取得好成绩。
If you__________ _________, yougood marks.
21. 他如果看电视太久了，他的父母会不高兴。
If he _________ TV too much, his parents __________ __________ unhappy.
22. 如果我们为他组织生日聚会，大家都会来的。
Everyone ________________ if we _____________ a birthday party __________ him.
23. 如果明天不下雨，我会和你一起去公园的。
If it __________ __________ tomorrow, I ______________ go to the park _________ you.
24. 如果她睡过头了，就会旅游迟到的。
She;__________________________ the trip if she ___________________.
25. 如果他有空，他会帮助你的。
If he _________________, he _________________ you.
26. 如果Tom考试不及格，他就没有机会上高中了。
Tom _________have the ________to go to the ________high school if he ________ the exams.
if 条件状语从句的时态练习
一 .单项选择
1.If you _____ to the party, you’ll have a great time A. will
go B. went C. go D.going
I ____ her the answer if she ____me.
A. can tell, will ask??
B. will tell, will ask?
C. would tell, ask??
D. will tell, asks
– What are you going to do tomorrow? —We’ll go to the libra
ry tomorrow if it ___.
A. isn’t rain?
B. rain??
C. won’t rain?
D. doesn’t rain
4. What will you do if you _____ to the old folk’s home visit?
A. go
B. went
C.going
D. will go
5. If I eat ____ food, I’ll be very fat.
A. too many
B. many too
C. too much
D. much too
6. I’ll give the book to him if he ___ here next Sunday.
A. will come
B. comes
C. is coming
D. Came
7..If you _____ to the party, you’ll have a great time
A. will go
B. went
C. go
D. going
9.. What will father _____ us from Japan?
A. take
B. bring
C. carry
D. make
10.． I ____ her the answer if she ____me.
A. can tell, will ask
B. will tell, will ask
C. would tell, ask
D. will tell, asks
11. – What are you going to do tomorrow? --We’ll go to the library tomorrow if
it ___.
A. isn’t rain
B. rain
C. won’t rain
D. doesn’t rain
12. What will you do if you _____ to the old folk’s home visit?
A. go
B. went
C.going
D. will go
13. If I eat ____ food, I’ll be very fat.
A. too many
B. many too
C. too much
D. much too
14. I’ll give the book to him if he ___ here next Sunday.
A. will come
B. comes
C. is coming
D. Came
15. If he ________hard, he will get good grades
A. s
tudy B. studies C. will study D. studied
16. I want to know if Mary________ to the party tomorrow.A.
goB. Went C. will go D. Goes 17. Everyone must dress up. If you_______ ,they won’t let you in.
A. don’t
B. won’t
C. can’t
D. mustn’t 18. Mary will go to Sanya if she______
__a five-day t A. haveB. Had C. will have D. Has
19. If he comes late,_____ he will miss the train.
A. and
B. So
C. /
D. Or
二、用所给词的适当形式填空
1.If you ________ tired, you _________ to have
a rest.
2. Where _____ he ____ the film if he _________ time?
3. If there ____ fewer trees, there _______ more pollution.
4. He ___? more casually if he ___ on weekends.
5. If Marcia _______ alone, she _______ a pet parrot.
6. Lana _____ a new dress if the old one ____ out of style.
7.The twins _______ if they__________.
8. I ______ a bake sale if I ____ money for education.
9. Peter ____ me a beautiful souvenir if he ____ Spain.
10. If Mr Green _______ I am hard- working, my parents ___
glad.
11.I ______ to the beach if it________ this week.
12. _____they ___ a match if the P.E. teacher __ busy?
13.He ____ a letter to his grandparents if he ____ his report card this week.
14. If she ______ up late, she _____ the early bus.
15. Peter ____ in English if he ____ the exams in Peking
Universit
三用括号里所给词的适当形式补全句子。
1. If she stops smoking, _____________________.
2. If it rains, _____________________.
3. If I go on a diet, _____________________.
4. If we get up early, ____________________.
5. If he gets a job, ________________.
6.If the telephone rings, I _____ it.
7.If you get up late, you _____ for school.
8.If I _____ my homework, I won’t go to bed.
9.If you____ hungry, you should eat something.
10.If you _____ tired, you must have a rest.
11.If you ____, you must go to see a doctor.
7. If you work ______,you will do better .
四、完成句子
1.如果他到的晚了会发生什么事情？What ______ _____ if he ____ late?
2. 如果努力学习，你就会取得好成绩。If you_________ ________, you ______ ______good
_______.
3. 他如果看电视太久了，他的父母会不高兴。
If he _____ TV too much, his parents _____ _________unhappy.
4. 如果我们为他组织生日聚会，大家都会来的。
Everyone __________ if we _______a birthday party ________ him.
5. 如果明天不下雨，我会和你一起去公园的。
If it _____ ______tomorrow, I _____ go to the park ______you.
6. 如果她睡过头了，就会旅游迟到的。he____ ___ ___ ___ the trip if she _____ ___
7. 如果他有空，他会帮助你的。If he ____ ____ , he ______ ____ you.
8. 如果Tom考试不及格，他就没有机会上高中了。
Tom ______have the _____to go to the high school if he ________the exams.
9. 你如果抄同学的作业就不能学好各门功课。
You _______ _____ good at all the subjects if you ______ the other students’ homework.
10.如果你上课睡觉，老师会生气。If you______ in class,your teacher ____
11. 如果你参加聚会，你将会过得很开心。
If you ________ the party, you __________.
12. 如果明天下雨，我们将不去野餐。
If it __________ tomorrow, we ___________.
13. 如果你经常听英文歌，你将会喜欢英语的。
If you often ________, you _________________.
五、.根据下面的提示，用If?,will?的句式完成句子。 1）If it is sunny tomorrow, what will you do? Go
on a school trip
Eg. If it is sunny tomorrow, I’ll go on a school trip.
2）If it rains tomorrow, what will you do? Stay at home and study hard
3) If she studies hard , what will she do? Go to Peking university
4) If he watches too much TV every night, What will happen? Won’t finish homework
5)If you have enough money, what will you do? Travel around the world
六.仔细观察下列例句，然后总结归纳关于if 引导的条件状语从句的用法。
1.If it rains next Sunday, we won’t go for a picnic.如果下周日下雨，我们就不去野餐了。
2.If you go to the party, you will meet Uncle Zhang.如果你去参加聚会，就会遇到张叔叔。
3.I’ll ask the teacher for help if I don’t understand.如果我有不懂的知识，就会向老师求助。
4.We’ll plant trees in the mountains if it is fine tomorrow.如果明天天气睛朗，我们就要去山上植树。
5.Put up your hand if you have any questions to
ask.如果你有问题，请举手。
6.If I get there early, I can see the doctor soon.如果我早到这儿，我就能很快看病。「结论」1. 通常情况下，主句用一般将来时，if引导的条件状语从句要用_________时态；
2. 由if 引导的条件状语从句既可以放在主句之______，如例句1、2、6；也可以放在主句之
_______，如例句3、4、5
.从句如果位于主句之前时，常用_________将其与主句隔开，如例句1、2、6
4. 若主句是祈使句，if引导的条件状语从句仍用____________时态。如例句_______;
5. 主句不一定总是一般将来时，有时也会出现“_________动词+动词原形”的情况，如例句
_________,从句总是___________时态。
八年级上册英语if 条件状语从句的时态练习 一 .单项选择（15分） 1.If you _____ to the party, you’ll have a great time. A. will go B. went C. go D.going 2 I ____ her the answer if she ____me. A. can tell, will ask?? B. will tell, will ask? C. would tell, ask?? D. will tell, asks 3 – What are you going to do tomorrow? —We’ll go to the library tomorrow if it ___. A. isn’t rain? B. rain? C. won’t rain? D. doesn’t rain 4. What will you do if you _____ to the old folk’s home visit? A. go B. went C.going D. will go 5. If I eat ____ food, I’ll be very fat. A. too many B. many too C. too much D. much too 6. I’ll give the book to him if he ___ here next Sunday. A. will come B. comes C. is coming D. Came 7..I f you _____ to the party, you’ll have a great time A. will go B. went C. go D. going 9.. What will father _____ us from Japan? A. take B. bring C. carry D. make 10.．I ____ her the answer if she ____me. A. can tell, will ask B. will tell, will ask C. would tell, ask D. will tell, asks 11. – What are you going to do tomorrow? --We’ll go to the library tomorrow if it ___. A. isn’t rain B. rain C. won’t rain D. doesn’t rain 12. What will you do if you _____ to the old f olk’s home visit? A. go B. went C.going D. will go 13. If I eat ____ food, I’ll be very fat. A. too many B. many too C. too much D. much too 14. I’ll give the book to him if he ___ here next Sunday. A. will come B. comes C. is coming D. Came 15. If he ________hard, he will get good grades A. study B. studies C. will study D. studied 16. I want to know if Mary________ to the party tomorrow. A. go B. Went C. will go D. Goes 17. Everyone must dress up. If you_______ ,they won’t let you in. A. don’t B. won’t C. can’t D. mustn’t 18. Mary will go to Sanya if she________a five-day t A. have B. Had C. will have D. Has 19. If he comes late,_____ he will miss the train. A. and B. So C. / D. Or 二、用所给词的适当形式填空（每小题3分） 1.If you ________(feel) tired, you _________ (have) to have a rest. 2. Where _____ he ____(see) the film if he _________(have) time? 3. If there ____(be) fewer trees, there _______( be) more pollution. 4. He ___(dress)? more casually if he ___( not work) on weekends. 5. If Marcia _______(live) alone, she _______( keep) a pet parrot. 6. Lana _____( buy) a new dress if the old one ____(be) out of style. 7.The twins _______(fight) if they__________(argue). 8. I ______(have) a bake sale if I ____(need) money for education. 9. Peter ____( send) me a beautiful souvenir if he ____(tour) Spain. 10. If Mr Green _______ (say) I am hard- working, my parents ___（feel）glad.
if 条件状语从句的时态练习 观察与思考：观察1a中含有if的句子，你发现主句和从句的特点吗？if引导的是一个条件句，主句用__________(时态)，从句用__________(时态)。注意：在与if条件句连用的主句中我们一般用will 表示将来时，而不用be going to 表示将来时。 (1) if引导的条件句位置灵活，可直接放在主句后面。若if引导的从句在前时，应在句中加__________(标点符号)。 (2) 如果if条件句谈论的是今后可能出现的情况，则主句大多用_______时；若if条件句谈论的是客观事实，则主句大多用_________时或含情态动词的句子。 (3) 在if条件句中通常用________时代替一般将来时表将来。 一.单项选择（15分） （）1.If you _____ to the party, you’ll have a great time A. will go B. went C. go D. going （）2. It will be a long time ____ Peter _____ his work. A. since, has finished B. after, finishes C. when, will finish D. before, finishes. （）3. What will father _____ us from Japan? A. take B. bring C. carry D. make （）4. Weifang is famous ______ kites A. for B. to C. on D. with （）5． I ____ her the answer if she ____me. A. can tell, will ask B. will tell, will ask C. would tell, ask D. will tell, asks （）6. – What are you going to do tomorrow? --We’ll go to the library tomorrow if it ___. A. isn’t rain B. rain C. won’t rain D. doesn’t rain （）7.—Do you know when he will come back tomorrow? --Sorry, I don’t know. When he ____ back, I’ll tell you. A. comes B. will come C. come D. may come （）8. What will you do if you _____ to the old folk’s home visit? A. go B. went C.going D. will go （）9. If I eat ____ food, I’ll be very fat. A. too many B. many too C. too much D. much too （）10. I’ll give the book to him if he ___ here next Sunday. A. will come B. comes C. is coming D. came （）11. There ____an English film in our school tomorrow. A. is going to have B. will have C. is going to be D. has （）12. Could you tell us where ____？ A. will the next Olympic Games held B. the next Olympic Games will be held C. would the next Olympic Games be held
精选doc if 引导的条件状语从句（作业）一、单项选择 ( )1. If you to the party, you’ll have a great time. A. will go B. went C. go D. going ( )2. I her the answer if she me. A. can tell, will ask B. will tell, will ask C. would tell, ask D. will tell, asks( )3. —What are you going to do tomorrow? —We’ll go to the library tomorrow if it . A. isn’t rain B. rain C. won’t rain D. doesn’t rain ( )4. —Do you know when he will come back tomorrow? —Sorry, I don’t know. When he back, I’ll tell you. A. comes B. will come C. come D. may come ( )5. What will you do if you to the old folk’s home visit? A. go B. went C. going D. will go ( )6. I you up when he back. A. will wake; come B. will wake; comes C. wake; comes D. wake; will come 二、用所给词的适当形式填空 (be) fewer trees, there ( be) 7.If there more pollution. 8.If Marcia (live) alone, she ( keep) a pet dog. https://www.doczj.com/doc/f818939933.html,na (buy) a new dress if the old one (be) out of style. 10.If Mr. Green (say) I am hard- working, my parents _ ( feel) glad. (go) to the beach if it 11.I ( not rain) this week. 12.He (write) a letter to his grandparents if he (get) his report card this week.
if 引导的条件状语从句（作业） 一、单项选择 ( )1. If you to the party, you’ll have a great time. A. will go B. went C. go D. going ( )2. I her the answer if she me. A. can tell, will ask B. will tell, will ask C. would tell, ask D. will tell, asks ( )3. —What are you going to do tomorrow? —We’ll go to the library tomorrow if it . A. isn’t rain B. rain C. won’t rain D. doesn’t rain ( )4. —Do you know when he will come back tomorrow? —Sorry, I don’t know. When he back, I’ll tell you. A. comes B. will come C. come D. may come ( )5. What will you do if you to the old folk’s home visit? A. go B. went C. going D. will go ( )6. I you up when he back. A. will wake; come B. will wake; comes C. wake; comes D. wake; will come 二、用所给词的适当形式填空 7.If there (be) fewer trees, there ( be) more pollution. 8.If Marcia (live) alone, she ( keep) a pet dog. https://www.doczj.com/doc/f818939933.html,na (buy) a new dress if the old one (be) out of style. 10.If Mr. Green (say) I am hard- working, my parents ( feel) glad. 11.I (go) to the beach if it ( not rain) this week. 12.He (write) a letter to his grandparents if he (get) his report card this week. 13.If she (get) up late, she 1
If you go to the party, you will have a great time! 王品石家庄市第二十八中学 If 引导的条件状语从句 Step1 主从句的位置 1. If my family travels to a new country this summer, I’ll send you a letter about my experiences. I’ll send you a letter about my experiences if my family travels to a new country this summer. 2. Will you watch the video with me if you’re free this weekend? If you’re free this weekend, will you watch the video with me? 3. If the teenagers stay out too late, their parents will worry about them. Teenagers’ par ents will worry about them if they stay out too late. 4. I’ll go to the meeting if it ends by 5:00 pm. If the meeting ends by 5:00 pm, I’ll go for it. Step2 Practice how to use if sentence. What will you do if… 1. it rains all weekend? 2. there’s an Engli sh test tomorrow? 3. your cousin decides to come and visit from another town? Step3 Play a game. What will your best friend do if…
. if 引导的条件状语从句（作业）一、单项选择 ( )1. If you to the party, you’ll have a great time. A. will go B. went C. go D. going ( )2. I her the answer if she me. A. can tell, will ask B. will tell, will ask C. would tell, ask D. will tell, asks( )3. —What are you going to do tomorrow? —We’ll go to the library tomorrow if it . A. isn’t rain B. rain C. won’t rain D. doesn’t rain ( )4. —Do you know when he will come back tomorrow? —Sorry, I don’t know. When he back, I’ll tell you. A. comes B. will come C. come D. may come ( )5. What will you do if you to the old folk’s home visit? A. go B. went C. going D. will go ( )6. I you up when he back. A. will wake; come B. will wake; comes C. wake; comes D. wake; will come 二、用所给词的适当形式填空 (be) fewer trees, there ( be) 7.If there more pollution. 8.If Marcia (live) alone, she ( keep) a pet dog. https://www.doczj.com/doc/f818939933.html,na (buy) a new dress if the old one (be) out of style. 10.If Mr. Green (say) I am hard- working, my parents _ ( feel) glad. (go) to the beach if it 11.I ( not rain) this week. 12.He (write) a letter to his grandparents if he (get) his report card this week.
13夏八年级英语语法专项if引导的条件状语从句专项练习 引导条件状语从句最常用的连词是if，常见的if条件状语从句表示在某条件下，某事很可能发生，条件是可能存在的，主句中某种情况发生的概率也是很高的。 If you ask him，he will help you．如果你请他帮忙，他会帮你的。 If you have finished the homework，you can go home．如果你作业做完了就可以回家了。 另外，if从句还表示不可实现的条件或根本不可能存在的条件，也就是一种虚拟的条件或假设。从句多用一般过去时或过去完成时，表示对现在或过去的一种假设。如： If I were you，I would invite him to the party．如果我是你，我会邀请他参加聚会。 I would have arrived much earlier if I had not been caught in the traffic． 要不是交通堵塞，我本会来得早一些。 1.if引导的条件状语从句：表示在某种条件下某事很可能发生。 If we pay much attention to the earth, we'll have a better world. 如果我们多关爱地球，就会拥有一个更美好的世界 If it rains tomorrow, what shall we do? 如果明天下雨，我们怎么办？ 注意：if还可以引导虚拟条件句，表示不可实现的条件，从句中多用一般过去时或过去完成时。What would happen if there were no water ? 如果没有水会怎样？ 2.unless引导的条件状语从句：unless的意思是如果不，除非。可与if...not互换。 You will fail in English unless you work hard.你英语考试会不及格的，除非你更加努力。 3.as /so long as引导的条件状语从句：as /so long as意思是“只要” So long as you're happy,i will be happy.只要你高兴，我就高兴。 1．if从句用一般现在时，主句用一般将来时 If he runs he’l l get there in time. 如果他用跑的，他就会及时赶到那儿。
if 条件状语从句的时态练习（100分） 一.单项选择（15分） （）1.If you _____ to the party, you’ll have a great time A. will go B. went C. go D. going （）2. It will be a long time ____ Peter _____ his work. A. since, has finished B. after, finishes C. when, will finish D. before, finishes. （）3. What will father _____ us from Japan? A. take B. bring C. carry D. make （）4. Weifang is famous ______ kites A. for B. to C. on D. with （）5．I ____ her the answer if she ____me. A. can tell, will ask B. will tell, will ask C. would tell, ask D. will tell, asks （）6. – What are you going to do tomorrow? --We’ll go to the library tomorrow if it ___. A. isn’t rain B. rain C. won’t rain D. doesn’t rain （）7.—Do you know when he will come back tomorrow? --Sorry, I don’t know. When he ____ back, I’ll tell you. A. comes B. will come C. come D. may come （）8. What will you do if you _____ to the old folk’s home visit? A. go B. went C.going D. will go （）9. If I eat ____ food, I’ll be very fat. A. too many B. many too C. too much D. much too （）10. I’ll give the book to him if he ___ here next Sunday. A. will come B. comes C. is coming D. came （）11. There ____an English film in our school tomorrow. A. is going to have B. will have C. is going to be D. has （）12. Could you tell us where ____？ A. will the next Olympic Games held B. the next Olympic Games will be held
if引导的条件状语从句教学 Teaching aims: Understand and know how to use the conditional clause. Teaching aids: pictures, computer, and little blackboard. Teaching procedures: Step 1 warming up: 1.Play a song called“If you are happy, clap your ha nds.” And then the teacher sings the song with the students together. 2.Talk freely: There is a cat called Dudu.It is cute but lovely. It is unhappy, too. I think it may have some problems. Do you know the problems? If you are its owner, what will you do? 3.Collect information: Write some sentences about “if” on the blackboard. ①If you copy homework, you will start a bad habit. ②She will be happy if she joins the party. ③I will ask the teacher for help if I don’t understand. ④If it’s fine tomorrow, we can go out. ⑤Please call me if he is at home. ⑥If you don’t hurry up, we will be late. ⑦If you study hard, you will pass the exam. Step 2 Discuss and summarize: 学生得出结论： ①if意为“如果”，这种句子用来谈论事物的影响或者是后果。 ②从句用一般现在时，主句用一般将来时。 ③从句可放在主句前或主句后，从句位于主句前时必须要用逗号与主句隔开，反之则不用 逗号。 注意：(教师补充) 学习" if " 引导的条件状语从句的用法,现在总结一下: if 条件句不一般,几个要点记心间; 条件句,放在前, 逗号要放句中间。 条件句表真实，主将从现要遵从； 条件句非真实，虚拟语气用到位。 If we pay much attention to the earth, we'll have a better world. 如果我们多关爱地球，就会拥有一个更美好的世界。 If it rains tomorrow, what shall we do? 如果明天下雨，我们怎么办？ What would happen if there were no water? 如果没有水会怎样？ Step 3 Presentation What will you do if...... If you don’t want to be late for school, .
阅读短文回答问题，把原因与消息匹配。 1. accept an invitation 2. make an invitation 3. turn down an invitation Message New Reply Forward Delete Print Move to Hi David, What a great idea! I really like Ms. Steen a lot. She helped me to improve my English so much. I’m sad to see her go, and this party is the best way to say “Thank you and goodbye.”I can help to buy some of the food and drinks. I can also help to bring Ms. Steen to the party. I already have a great idea about how to do that. He Wei Hi David, Thanks so much for planning this. I’d love to come to the party, but I’m not available. My family is taking a trip toWuhanat the end of this month to visit my aunt and uncle. However, I’d still be glad to help out with any of the party preparations, like planning the games. Let me know if you need my help. Jack Dear classmates, As I’m sure you know by now, Our favorite teacher, Ms Steen ,is leaving soon to go back to theUS. We’re very sad that she’s leaving because she is a fun teacher. To show how much we’re going to miss her, let’s have a surprise party for her next Friday the 28th! Can you come to the party? If so, can you help with any of these things? Please tell me by this Friday. 1) Buy good and drinks. 2) Think of games to play. 3) Prepare things we need for the games(glue, paper, pens……) 4) Bring Ms. Steen to the party without telling her so that she can be surprised. I look forward to hearing from you all. David 1. What kind of party is it? 2. Who is the party for? 3. When is the party? 4. Who did David invite to the party? 5. What can people do at the party? 阅读邀请回答问题。 Dear Parents, I would like to invite you to the opening of our new library at No.9 High School. The opening will be on the morning of Wednesday, January 8th at 9:00. After this ,you can enjoy our school concert.Then lunch will be in the school hall at 12:00. I would also like to invite each parent to bring one book as a gift for the new library. Please reply in writing to this invitation by Friday, December 20th. Larry Smith Headmaster 1. Who is making the invitation? 2. What is the invitation for? 3. When will the event happen? 4. What will happen after this? 5. Do parents have to bring anything? 6. How should people reply to this invitation, and when? 补全对话： A: Hi, Peter. ___can____ you come to my party__on____the weekend? B: Sure. ____I’d___ love to. A: How about ___you_____,Jenny?
八年级上英语--I f引导的条件状语从句
13夏八年级英语语法专项 if引导的条件状语从句专项练习 引导条件状语从句最常用的连词是if，常见的if条件状语从句表示在某条件下，某事很可能发生，条件是可能存在的，主句中某种情况发生的概率也是很高的。 If you ask him，he will help you．如果你请他帮忙，他会帮你的。 If you have finished the homework， you can go home．如果你作业做完了就可以回家了。 另外，if从句还表示不可实现的条件或根本不可能存在的条件，也就是一种虚拟的条件或假设。从句多用一般过去时或过去完成时，表示对现在或过去的一种假设。如： If I were you，I would invite him to the party．如果我是你，我会邀请他参加聚会。 I would have arrived much earlier if I had not been caught in the traffic． 要不是交通堵塞，我本会来得早一些。 1.if引导的条件状语从句：表示在某种条件下某事很可能发生。 If we pay much attention to the earth, we'll have a better world. 如果我们多关爱地球，就会拥有一个更美好的世界 If it rains tomorrow, what shall we do? 如果明天下雨，我们怎么办？ 注意：if还可以引导虚拟条件句，表示不可实现的条件，从句中多用一般过去时或过去完成时。What would happen if there were no water ? 如果没有水会怎样？ 2.unless引导的条件状语从句：unless的意思是如果不，除非。可与if...not互换。 You will fail in English unless you work hard.你英语考试会不及格的，除非你更加努力。 3.as /so long as引导的条件状语从句：as /so long as意思是“只要” So long as you're happy,i will be happy.只要你高兴，我就高兴。 1．if从句用一般现在时，主句用一般将来时 If he runs he’ll get there in time. 如果他用跑的，他就会及时赶到那儿。
if引导的条件状语从句（作业） 一、单项选择 ()1.If you______to the party,you’ll have a great time. A.will go B.went C.go D.going ()2.I______her the answer if she______me. A.can tell,will ask B.will tell,will ask C.would tell,ask D.will tell,asks ()3.—What are you going to do tomorrow? —We’ll go to the library tomorrow if it______. A.isn’t rain B.rain C.won’t rain D.doesn’t rain ()4.—Do you know when he will come back tomorrow? —Sorry,I don’t know.When he____back,I’ll tell you. https://www.doczj.com/doc/f818939933.html,es B.will come https://www.doczj.com/doc/f818939933.html,e D.may come ()5.What will you do if you_____to the old folk’s home visit? A.go B.went C.going D.will go ()6.I______you up when he____back. A.will wake;come B.will wake;comes C.wake;comes D.wake;will come 二、用所给词的适当形式填空 7.If there__________(be)fewer trees,there___________(be) more pollution. 8.If Marcia_______________(live)alone,she_______________ (keep)a pet dog. https://www.doczj.com/doc/f818939933.html,na_______________(buy)a new dress if the old one _______________(be)out of style. 10.If Mr.Green_______________(say)I am hard-working,my parents_______________(feel)glad. 11.I_______________(go)to the beach if it_______________ (not rain)this week. 12.He_______________(write)a letter to his grandparents if he _______________(get)his report card this week. 13.If she_______________(get)up late,she_______________
新目标八年级上册英语u n i t-10-i f条件状语从句专项练习
精品文档 收集于网络，如有侵权请联系管理员删除 if 条件状语从句的时态练习 观察与思考：观察1a 中含有if 的句子，你发现主句和从句的特点吗？if 引导的是一个条件句，主句用__________(时态)，从句用__________(时态)。注意：在与if 条件句连用的主句中我们一般用will 表示将来时，而不用be going to 表示将来时。 (1) if 引导的条件句位置灵活，可直接放在主句后面。若if 引导的从句在前时，应在句中加__________(标点符号)。 (2) 如果if 条件句谈论的是今后可能出现的情况，则主句大多用_______时；若if 条件句谈论的是客观事实，则主句大多用 _________时或含情态动词的句子。 (3) 在if 条件句中通常用________时代替一般将来时表将来。 一.单项选择（15分） （ ）1.If you _____ to the party, you’ll have a great time A. will go B. went C. go D. going （ ）2. It will be a long time ____ Peter _____ his work. A. since, has finished B. after, finishes C. when, will finish D. before, finishes. （ ）3. What will father _____ us from Japan? A. take B. bring C. carry D. make （ ）4. Weifang is famous ______ kites A. for B. to C. on D. with （ ）5． I ____ her the answer if she ____me. A. can tell, will ask B. will tell, will ask C. would tell, ask D. will tell, asks （ ）6. – What are you going to do tomorrow? --We’ll go to the library tomorrow if it ___. A. isn’t rain B. rain C. won’t rain D. doesn’t rain （ ）7.—Do you know when he will come back tomorrow? --Sorry, I don’t know. When he ____ back, I’ll tell you. A. comes B. will come C. come D. may come