新版现在完成时讲解 一

发布 2021-05-14 21:12:28 阅读 3926

一)概念:1.结果过去发生或结束的动作对现在造成的影响或结果。

时间状语:just刚刚,

already已经(肯定句),

yet 还(否定句)、已经(疑问句),

ever曾经(常用于疑问句),

never从未。

例句:they h**e just finished lunch. 他们刚吃完午饭。

the bus has already left. 公车已经开走了。

h**e you heard from him yet? 你收到他的来信了吗?

h**e you ever been to los angles? 你去过洛杉矶吗?

2.持续、继续从过去已经开始,持续到现在的动作或状态(还可能持续下去)。

时间状语:表示一段时间的状语。

since+过去时间点 “自从……以来”

eg: since yesterday自从昨天以来,

since 3 days ago自从两天前以来,

since 1997自从2024年以来,

since last year自从去年以来。

since/since then 从那时以后(一直到现在);其后。

for+一段时间。

eg: for a long time 一段时间。

for 5 years 五年。

for a month 一个月。

so far到目前为止、迄今为止。

in the past(last) few years在过去几年里。

during the last two weeks 在过去的两周。

up to now 直到现在。

till/until now 直到现在。

today 今天。

lately /recently最近,近来。

these days 这些天;

this week/month 这周、这个月。

例句:i h**e known him for six years. 我认识他六年了。

the monument has not been moved since 1992. 这个纪念像从2024年以来一直都没有被移动过。

the doctor has s**ed over two hundred people’s lives so far. 到目前为止,这位医生已挽救了二百多人的生命。

3.经验从过去到现在曾经历过的事情。

时间状语:before以前,

once一次,

twice两次,

three times 三次,often经常,never从未,ever曾经,

since自从。

例句:i h**e been to summer palace twice.

i h**e visited your school before.

二)基本结构:

肯定形式:h**e/has + done (动词的过去分词)

否定形式: h**e/has + not +done.

一般疑问句:把h**e或has放于句首。

肯定回答:yes,主语 h**e/has.

否定回答:no,主语 h**en’t/hasn’t.

如:sally has visited nanning before.

sally has not visited nanning before.

has sally visited nanning before?

yes, she has. no, she hasn’t.

三)注意:句子中有already改为否定或者疑问句时,already为改为yet放于句末。

they h**e already been to beijing.(一般疑问句)

h**e they been to beijing yet?

h**e been to /h**e gone to /h**e been in 的区别。

h**e been to +地点表示曾经去过某地,现人已返回。(once ,twice ….

常常考试句子:i h**e been to beijing twice. 我已经去过北京两次了。

h**e gone to +地点表示人已去了某地,人还未返回。

常常考试句子:—where is your father? 你的父亲去哪儿?

he has gone to nanning.他去南宁了。

h**e been in +地点表示在某地呆多长时间。(for…..since ….

i h**e been in beijing since 5 years ago. (for 5 years )

自从5年前以来,我就一直住在北京了。

when不能用于现在完成时。

小试身手:1. they h**e wanted to visit the united states. (疑问句)

___theyto visit the united states?

2. i’ve ever been to shanghai. (否定句)

ibeen to shanghai.

3. i h**e already read the novel. (否定句)

iread the novel

4. my father has lived here since 2000.(就画线部分提问)

your father

现在完成时练习题。

一、翻译下列句子:

1. 你曾经吃过鱼和薯条吗?

2. 我刚刚丢了我的化学书。

3. 我以前从来没去过那个农场。

4. 他已经吃过午饭了。

6. 我哥哥还没回来。

9. 我认识他们五年了。

10. 他们已经结婚10年了。

二、用since和for填空。

1. _two years

2. it’s about ten yearsshe left the city.

3last month

5.__yesterday

6. our teacher has studied japanesethree years.

7. _4 hours

8.__an hour ago

9. i’ve known himwe were children.

10. _lunch time

11. he has lived in nanjingthe year before last.

三、用h**e/has been to, h**e/has been in, h**e/has gone to及go的各种形式填空。

1) where is jack? hehis country.

2) d**idthe park just now.

3) johnengland since he came back.

4) the smithsbeijing for years.

5youthere last year?

6you everamerica? -yes, ithere many times.

7) he oftenswimming.

8) where is jim? hethe farm.

9) whenhehean hour ago.

四、用never, ever, already, yet填空。

1. i h**e __seen him before, so i h**e no idea about him.

2. jack hasfinished his homework since an hour ago.

3. “has the bus leftyes, it hasleft.”

4. “h**e youseen the film?” no, i h**eseen it.”

五、用过去时或现在完成时填空:

1youh**e) lunch ?”yes.”

whenyouh**e) it?” ih**e) it at 12:00.”

2youwrite) a letter to your aunt yet?”

yes, iiwrite) one last week.”

3hefinish) his homework?” not yet.”

5. your fatherjustfinish) his work.

6. your fatherfinish) his work just now.

7. last term ilearn) many english words.

8. theynot read) the interesting books yet.

9. ayoubuy) a dictionary? “

b: “yes, i

a: “whereyoubuy) it?”

b: “ibuy) it in a bookstore.”

a: “whenyoubuy) it?”

b: “yesterday.”

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