一、关于复合不定代词
Anyone 与someone
Anyone意“某人，谁”，常用于疑问句或否定句中，在肯定句中表“某人”用someone。Anyone用于肯定句中表“任何人”。
1.Did __________see the accident?
2.___________would know that.
3.You might at least say “thank you”when ________helps you.
4.Can you cook eggs with tomatoes?
---Yes,of course._________can do it,because it’s easy,I think.
A.Anyone
B.Someone
C.No one
D.None of them
Somewhere与anywhere
Somewhere用于肯定句，表“某地”；anywhere用于否定句、疑问句表“在什么地方”，用于肯定句中表“在任何地方”。
1.I left my book ____________near here.
2.Just put it down ___________.
注意：
1.something也可用于表示请求、建议或征求意见的疑问句中，通常是期望得到肯定回答。例如：Would you like something to drink?
2.形容词、动词不定式短语以及else修饰不定代词时，须放在不定代词后。
3.复合不定代词做句子主语时，谓语动词应用单数形式。
1.Jim looked for her book,but she couldn’t find it_______.
A.somewhere
B.everywhere
C.anywhere
D.nowhere
2.How is Helen in the new school?
---She is doing very well.There is _______to worry about.
A.something
B.anything
C.nothing
D.everything
3. I would like to read _________ .
A. something interesting
B. anything interesting
C. interesting something
D. nothing interesting
4.Lucy, I'll give you ______.
A.something different
B.different something
C.anything different
D.different anything
二、关于at、on、in用法
At常用于某一具体的时刻前；on常用在具体的某一天；in常用在泛指“上午、下午或晚上”以及月或年等较长的时间前。
（1）He left here ___ the fifth of May.
（2）I get up ___six ___the morning.
（3）We watch TV____the evening.
（4）A terrible earthquake hit Sichuan Province_____the morning of April 25.
（5）You have to study ___the Chinese test ____Monday night.
A.at;on
B.for;on
C.on;for
D.at;in
（6）The boy was born _______ the 3rd of July,1989.
A. in
B. on
C.at
D. of
三、how often , how long , how soon的用法
how often对做某事的频率提问，“多久时间一次或每隔多久”，回答一般是twice a year,always,sometimes,three times a day等
how long“时间多久或物体多长”，回答一般是时间段或具体长度
how soon“多久之后”侧重某人某事能多快时间完成，回答一般为in+时间段
（1）----_____do you go shopping with your mother?
-----I sometimes do that.
A.How often
B.How long
C.How soon
D.How many
（2）---How long can you sleep every night?
----____eight hours.
A.At
B.On
C.In
D.For
（3）How many hours do you exercise every day?
-----________.
A.Three times a day
B.Three
C.Once
D.Often
（4）----_____does your cousin go to the park?
----Twice a week.
A.How often
B.How long
C.How soon
D.How many
（5）---Does Alice often work until 2 a.m.?
---No, she ________ does
A. nearly
B. certainly
C. seldom
D. Always
（6）-Were you often late for school last term, Tom?
-No, _______. I got to school early every day.
A. Always
B. Usually
C. Sometimes
D. Never
（7）Sandy is so careful that she ________ makes mistakes in her homework.
A. usually
B. seldom
C. often
D. Always
（8）We are going to have a party ________ next week.
A. sometime
B. some time
C. sometimes
D. some times
