现在进行时
发布时间：2009-01-14
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来源：本站原创
录入者：查陈
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现在进行时
一．意义——当表示现在正在进行的动作或正在发生的事。
二．构成: be (am, is ,are )+动词现在分词-ing形式
肯定句： 主语 + be + 现在分词V-ing (+ 其他) I’m doing my homework now .
否定句：主语+be+not+动词-ing +其他. I’m not doing my homework now.
一般疑问句：Be+主语+动词-ing +其他？
Are you doing your home work now? Yes, I am . No , I’m not .
特殊疑问句：特殊疑问词+be+主语+动词-ing+其他？
What are you doing now ?
三. 现在分词的构成：
（1）一般在动词末尾直接加ing,
（2）以不发音字母e结尾的动词，先去掉e,再加ing，
如 skate →skating make →making dance → dancing write → writing have → having ride → riding come → coming
（3）以重读闭音节结尾的动词，中间只有一个元音字母，词尾只有一个辅音字母，应双写末尾的辅音字母，再加ing, 如： putting running beginning stopping swimming shopping jogging sitting getting forgetting letting
四. 时间标志——now，句前的look ,listen
一般现在时
一. 意义：表示经常发生的事情，动作或存在的状态
二. 构成及变化
1.be动词的变化。
肯定句： 主语+be(am,is,are)+其它。如： I am a boy.我是一个男孩。
否定句：主语+ be + not +其它。如：He is not a worker.他不是工人。 一般疑问句：Be +主语+其它。 如：-Are you a student? -Yes. I am. / No, I'm not. 特殊疑问句：疑问词+一般疑问句。如：Where is my bike? 2. 行为动词的变化。
l 当主语为第一，二人称及复数时，助动词为do
肯定句：主语+动词原形(+其它)。如： We often play basketball after school.
否定句：主语+ don't+动词原形(+其它)。如：we don’t play basketball after school.
一般疑问句：Do +主语+动词原形+其它?
如： Do you often play basketball after school l? Yes, we do. / No, we don't.
特殊疑问句：疑问词+以do开头的一般疑问句？
如： What do you often do after school ?
l 当主语为第三人称单数时 , 助动词为does
肯定句：主语+动词三单式(+其它)。如： He swims well.
否定句：主语+ doesn’t+动词原形(+其它)。如：He doesn’t swim well..
一般疑问句：Does +主语+动词原形+其它。
如：Does he swim well ? Yes, he does. / No, he doesn't. 特殊疑问句：疑问词+以does开头的一般疑问句？
如： How does your father go to work?
三．第三人称单数的动词变化规则（只有在第三人称为主语的肯定句中，动词才用三单式）(1)多数动词直接加s: runs gets likes collets takes plays climbs…….
(2)结尾是s, x, sh, ch, o,前为辅音字母, 结尾加es : watches teaches goes
does washes crosses mixes brushes
(3)动词末尾y前为辅音:将y改为i加es: study→studies fly→flies carry→carries cry→cries
但在y前如果为元音则直接加s: buys says
四．时间标志：always , usually , often , sometimes ,every…
一般过去时
一．意义:表示过去某个时间发生的事情或存在的状态. 常与一般过去时态连用的时间有：
yesterday, yesterday morning (afternoon, evening…) last night (week, month, year…),
a moment ago , a week ago, three years ago… just now,
二．构成及变化
1. Be动词在一般过去时中的变化：
am 和is在一般过去时中变为was。（was not=wasn’t）
are在一般过去时中变为were。（were not=weren’t）
带有was或were的句子，其否定、疑问的变化和is, am, are一样，即否定句在was或were后加not，一般疑问句把was或were调到句首。
2.行为动词在一般过去时中的变化
肯定句 ： 主语 + 动词的过去式 . I watched a film last Sunday .
否定句 ： 主语+ didn’t + 动词原形. I didn’t watch a film last Sunday .
一般疑问句：Did + 主语 + 动词原形 ?
Did you watch a film last Sunday ? Yes, I did . No , I didn’t .
特殊疑问句：疑问词+ 以did 开头的一般疑问句 ? What did you do last Sunday ?
三. 动词过去式变化规则：
1. 规则动词的过去式
(1)一般在动词原形末尾加– ed helped ，looked , played , worked , listened……
(2)结尾是辅音字母＋不发音的e，加 – d
lived hoped use---used like --- liked tasted loved closed
(3)双写末尾的字母,再加—ed stop---stopped plan---planned
(4)结尾是辅音字母+y , 先变“y”为“i”,再加—ed
study---studied carry ---carried cry --- cried try---tried
2. 动词过去式的读音规则
(1)在轻辅音后加ed读轻辅音/t/ asked cooked worked looked talked picked
watched passed jumped helped surfed
(2)在浊辅音及元音后加ed读浊辅音/d/
lived listened closed opened
stayed watered played
时态练习（一）
一．用动词正确形式填空：
1 I (go) to school by bus everyday.
2 He (go) for a walk on Sundays.
3 Su Yang (go) to a farm with her parents last weekend.
4 Let’s (go) and (see).
5 What are you (go) to do tomorrow? I’m (go) to (have) a picnic.
6 You (have) a stove and she (have) a tin-opener.
7 What time do you (have) breakfast? I (have) breakfast at a quarter past seven.
8 What do you (have)? They (have) a blanket.
9 What are you doing? I’m (have) an English lesson.
10 I (have) a good time yesterday.
11 What are you going to do tomorrow? I’m going to (have) a picnic.
12What do you (like)? I (like) (duck).
13What does she (like)? She (like) (take) photos.
14 Does he like (plant) flowers?
15 I (watch) TV at home last Sunday.
16 My father (read) a newspaper now.
17 It (be) the National Day holiday last week.
18 I usually (do) my homework at seven o’clock.
二、根据答句写问句。
1. A: ? B: They are going to the zoo tomorrow.
2. A: ? B: They are collecting stamps.
3. A: ? B: They like riding a bike.
4. A: ? B: They go to the zoo on Sundays.
5. A: ? B: They climb mountains on the weekend.
6. A: ? B: They go to Shenzhen by bus.
7. A: ? B: Yes, they are going to take a trip.
8. A: ? B: Yes, they play football on Sundays.
9. A: ? B: No, they are not a teacher.
10. A: ? B: No, they don’t go to school today.
11. A: ? B: No, they are drivers.
12. A: ? B: They go to school at 7:30.
13. A: ? B: They are going to park next week.
14. A: ? B: They fly kites on Saturdays.
15. A: ? B: They are going to Beijing next Monday.
16. A: ? B: Yes, they like diving.
17. A: ? B: They work in the zoo.
18. A: ? B: They are singers.
时态练习（二）
1. Jim (go) swimming every Saturuday afternoon.
2. They (fly) kites last weekend.
3. She (watch) TV on Sundays, but this Sunday, she (do)
4. What day (be) it yesterday?
5. There (be) any sweets in the bag, but they (be) there a moment ago.
6. Don’t talk. We (have) a lesson.
7. Who (teach) you Chinese this term? Mr Green.
8. He (see) a ten-yuan note on the ground just now.
9. They (live) in a small town last year, but this year, they (move) to a city.
10. Ben and his cousin (catch) some insects in the park yesterday.
11. Look, the boys (sit) quietly.
12. March (come) after February.
13. Listen！The girls (sing) in the next room.
14. It’s ten to eight. My mother (wash) clothes.
15. you always (have) bread for supper? No, I .
16. there an umbrella behind the door? Yes, there .
17. What your brother (do) on Sunday? He (make) a doll.
18. you (go) to the cinema last night? Yes, he
19. What are they doing? They (shop).
20. his classmate usually (read) English in the morning?
Yes, he .
1. My sister is doing her homework(1).
(1)
(2) 一般疑问句
肯定回答 否定回答
（3）否定句
2. There were many fruit trees(1) on the farm last year.
(2)
（1）
（2）
（3）一般疑问句
肯定回答 否定回答
（4）否定句
3. Helen gave me a piece of paper(1) just now(2).
（1）
（2）
（3）一般疑问句
肯定回答 否定回答
（4）否定句
4. I drink a glass of water(1) every morning.
（1）
（2）一般疑问句
肯定回答 否定回答
（3）否定句
时态练习（三）
1. He (live) in Wuxi two years ago.
2. The cat (eat) a bird last night.
3. We (have) a party last Halloween.
4. Nancy (pick) up oranges on the farm last week.
5. I (make) a model ship with Mike yesterday.
6. They (play) chess in the classroom last PE lesson.
7. My mother (cook) a nice food last Spring Festival.
8. The girls (dance) at the party last night.
9. I (watch) a cartoon on Saturday last week.
10. We (go) to zoo yesterday.
11. you (visit) your relatives last Spring Festival?
12. Gao Shan (pull) up carrots last National Day holiday.
13. What she (do) in the garden last morning?
She (catch) a beautiful butterfly.
14. They (have) a big lunch last Spring Festival.
15. Last summer holiday, I (go) to a party. It (be) fun.
16. We all (eat) delicious food last week.
17. （do） you go to the zoo last Children’s Day?
18. you (have) a good time last night?
19. What Nancy (do) last Spring Festival?
20. What holiday (come) after Christmas?
21. “ (who) CD Walkman is it?” I asked. But nobody (answer).
22. I (watch) a dragon boat race just now.
23. The students (go) to the supermarket (by) bus yesterday.
24. I’ve (get) a wallet from my grandma.
25. you (eat) a lot of delicious food last Spring Festival?
26. Mrs Black (go) to work by bus every day, bur Mr Black (do).
27. It (be) my birthday yesterday, I (have) a good time
.
1. She does her homework. (用yesterdy改写)
2. I am watching a film now.(用just now改写)
3. We did a model plane yesterday.（改否定句及一般疑问句，并作两种回答）
4. Helen tasted oranges on the farm last holiday.（根据划线部分提问）
5. I had five subjects last term. （根据划线部分提问）
6.
7. My father read a storybook about animals yesterday evening.（同上）
8. We picked lots of apples on the farm. （同上）
9. He wanted to go camping. （同上）
10. It was the fourth of September two days ago. （同上）
11. I was at the camp. （同上）
12. There were 30 apple trees（1） on the farm（2）. （同上）
（3）
13. He asked her to clean the bedroom. （同上）
14. They went to the cinema on Sunday. （同上）
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