现在完成时态讲解及练习

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. 现在完成时态讲解及练习

一、现在完成时的构成

肯定句:主语+have/ has + done (过去分词)+其它

He has lived in Shenzhen for 4 years.

一般疑问句:Have/ Has +主语+ done (过去分词)+其它

Has he lived in Shenzhen for 4 years?

否定句: 主语+have/ has+ not + done (过去分词)+其它

He has not finished his homework.

过去分词的构成方法如下 :

1.一般情况下,直接在动词原形后面加 –ed.

work---worked answer---answered obey---obeyed want---wanted

2.以不发音的 -e 结尾的动词只加 –d.

Move---moved hope---hoped divide---divided

3.字尾是辅音+y的动词。则将y改i加ed.

study---studied tidy---tidied satisfy---satisfied

4.以重读闭音节结尾的词,这些词的末尾只有一个辅音字母时,双写这个辅音字母,再加 –ed.

stop---stopped regret--- regretted drop---dropped

不规则动词过去式与过去分词分类记忆表

一、AAA. (原形,过去式和过去分词一致)

1. 花费 cost cost cost

2. 割 cut cut cut

3. 伤害 hurt hurt hurt

4. 让 let let let

5. 放 put put put

6. 朗读 read read read

7.

设置 set set set

8. 打击,碰撞 hit hit hit

9. 关上门窗 shut shut

shut

10. 让 let let let

二、ABB(过去式和过去分词一致)

1) 过去式、过去分词含有-ought

1. 带来 bring brought brought

2. 买 buy bought bought

3. 打架 fight fought fought

4. 想 think thought thought

5. 寻找、探究 seek sought sought

2) 过去式、过去分词含有-aught

5. 抓住 catch caught caught

6. 教 teach taught taught

3) 过去式、过去分词-t替换原形-d 7. 建筑 build built

built

8. 借出 lend lent lent

9. 花费 spend spent spent

10. 派遣 send sent sent

4) 过去式、过去分词在原形词尾加t或d

11. 学会 learn learnt/ed learnt/ed

12. 意思 mean meant meant

13. 燃烧 burn burnt/ed burnted

13. 做梦 dream dreamt/ed

dreamt/ed

13. 处理 deal dealt dealt

14. 听 hear heard

heard

5) 过去式、过去分词改为-ept

15. 保持 keep kept kept

16. 睡觉 sleep slept slept

17. 扫 sweep swept swept

6) 过去式、过去分词改为-elt

18. 感觉 feel felt fel

19. 嗅 smell smelt/ed smelt/ed

20. 拼写 spell spelt/ed spelt/ed

7) 过去式、过去分词改为-aid

20. 孵蛋 lay laid laid

21. 说 say said said 精品文档

. 22. 支付 pay paid paid

8) 过去式、过去分词改为-old

23. 卖 sell sold sold

24. 告诉 tell told told

9) 过去式、过去分词改为-ood

25 站 stand stood stood

26. 明白 understand understood understood

10) 其它变化

27.得到 get got got(gotten)

28.坐 sit sat sat

29.照顾 babysit babysat babysat

30.离开 leave left left

31.失去 lose lost lost

32.找到 find found found

33.有 have(has) had had

34.握住,召开 hold held held

35.制造 make made made

36.悬挂 hang hung hung

37.照耀 shine shone shone

39.赢 win won won

40逃跑 flee fled fled

41喂 feed fed fed

42.引导,导致 lead led led

43遇见 meet met met

三、ABA (过去式与原形一致)

1. 变成 became become become

2. 来 come came come

3. 跑 run ran run

四、ABC (原形、过去式、过去分词各不一样)

1). 过去分词在过去式或原形后加-n或-en

1. 击败 beat beat beaten

2. 破坏 break broke broken

3. 驾驶 drive drove driven

4. 吃 eat ate eaten

5. 落下 fall fell fallen

6. 给 give gave given

7. 生长 grow grew grown

8. 知道 know knew known

9. 吹 blow blew blown

10. 扔 throw threw thrown

11. 展示 show showed shown

12. 弄错 mistake mistook mistaken

13. 拿 take took taken

14. 摇动 shake shook shaken

15. 说 speak spoke spoken

16. 选择 choose chose chosen

2)三种形式都有变化

1 是 be(is, am;

are) was;

were been

2 开始 begin began begun

3 做 do did Done

4 喝 drink drank drunk

5 飞 fly flew flown

6 忘记 forget forgot forgot/forgotten

7 躺 lie lay lain

8 骑 ride rode ridden

9 打电话 ring rang rung

10 唱 sing sang sung

11 穿 wear wore worn

12 游泳 swim swan swum

13 写 write wrote written

14 去 go went gone

二、现在完成时标志词:

recently; recent years; these days/ years; lately; since; for+时间段; in the past few years; ever since; in

the last five months; up to now; since then; so far; ever; never, yet; once; twice; already; before; just

already (已经): 用于肯定句

I have already posted the letter .

yet(已经): 用于否定句,疑问句

He hasn’t done his homework yet.

just(刚刚) 精品文档

. They have just left.

ever(曾经)

Have you ever been to Beijing ?

never(从不)

I have never seen him .

before(以前)

Have you seen the film before?

since(自从…以来)

I’ve worked in the school since 1999.

for(长达)

He’s lived in Shenzhen for 6 years.

in the past several days / weeks/ years(在过去的…)

recently(最近)

I have not written to my parents recently.

so far(到目前为止)

So far she has learned 5 English songs.

up to now(到目前为止)

this morning/month/year(今天早上/这个月/今年)

三、现在完成时的用法

1) 现在完成时表示过去发生的动作,并对现在有影响。常与already(已经), yet(已经),

just(刚刚),ever(曾经)等词连用.

Already, yet的用法

already: 常用于肯定句中. yet: 常用于否定句,疑问句尾.

Someone has broken the window. (窗户现在是坏的)

I have already lost the key. (我现在没有钥匙)

I haven’t read that book yet . (不了解书的内容)

I have just cleaned my hands. (手是干净的)

3)现在完成时表示从过去一直持续到现在的动作或状态,常与for, since引导的时间短语或从句连用.

since , for 的用法:

since: (自…以来)

1)since+时间点

He has stayed here since 5 o’clock.

2)since+ 时间段+ ago

He has stayed here since 5 hours ago.

3)since+ 从句

for: (长达)

for+ 时间段

He has kept the book for 2 weeks.

She has learned English for 5 years.

He has lived in Beijing since he was born .

Have you stayed here since 3 o’clock?

四、have/has been to; have/has gone to; have/has been in