基本形式（以do为例）： 第三人称单数：does（主语为非第三人称单数）； 肯定句：主语＋动词原形＋其他； He works for us. 否定句：主语＋don‘t/doesn't＋动词原形＋其他； He doesn't work for us. 一般疑问句：Do/Does＋主语＋动词原形＋其他。 Does he work for us? 肯定回答：Yes，（＋主语＋do/does） Yes, he does.
否定回答：No，（＋主语＋don't/doesn't） No, he doesn't
特殊疑问句：疑问词+一般疑问句语 What does he do for us? He works for us.
肯定句式：主语+动词过去式+其它 否定句式：在行为动词前加didn‘t，同时还原行为动词，或was／were＋not； 疑问句：was或were放于句首；用did提问，同时还原行为动词 例如： Did he work for us? He didn't work for us. / He worked for us.
be going to +do (表示打算计划要做的事，主语是人；
例如：He will work for us .
He is going to work for us. It is going to rain.
须是go，come，arrive，reach，leave , start, begin等瞬间动词才可以，瞬间动词所表示动作
eg：We are leaving tomorrow. We are coming next week.
The train leaves at six tomorrow morning. When does the bus star? It stars in ten
eg: I am buying a book.
eg: You are always helping others.(be always doing sth.)
答语：Yes,主语+was/were. / No,主语+wasn't/weren't.
肯定句：主语+have/has+过去分词(done)+其它 He has worked for ten years.
一般疑问句：Have/Has+主语+过去分词+其他 Has he worked for ten years.？
1.Tom and Mary ___________ (come) to China last month.
2.Mike _________________(not go) to bed until 12 o’clock last night. So I _______ (get ) up late.
3.Mary __________ (read) English yesterday morning.
4.There _________ (be) no one here a moment ago.
5.I ___________ (call) Mike this morning.
6.I listened but ___________ (hear) nothing.
7.Tom ___________ (begin) to learn Chinese last year.
8.Last week we _________ (pick) many apples on the farm.
9.My mother ________________ (not do) housework yesterday.
10.She watches TV every evening. But she _______________ (not watch) TV last night.
11.________ your father ________ ( go ) to work every day last year?
12. —What time _______ you _______ (get) to Beijing yesterday? —We __________ (get) to Beijing at 9:00 in the evening.
13.What __________ (make) him cry (哭) just now?
14.Last year the teacher ___________ (tell) us that the earth moves around the sun.
15.There ____________ a telephone call for you just now. (be)
16.There __________ not enough people to pick apples that day. ( be)
17.There _____________ any hospitals (医院) in my hometown (家乡) in 1940. ( be not)
18.There ____________ enough milk at home last week, wasn’t there?
19.Eli ____________ to Japan last week. ( move)
20. –When _______ you _________ (come) to China? - Last year.
( ) 1. Lee ________ his mobile phone at home.
A. was left B. has left C. had left D. left
( ) 2. ______ you _______ me? I thought I ________ you calling me.
A. Did, call, heard B. Have, called, heard
C. Have, called, have heard D. Were, call, heard
( ) 3. _____ he ________ a good rest? No, he didn’t.
A. Have, had B. Did, have C. Did, had D. Had, had
( ) 4. As soon as he ________, he ______ to his family.
A. arrived, writes B. arrived, written
C. arrived, wrote D. had arrived, write
( ) 5. Mr. Black was late because he _______ his way.
A. losted B. had lost C. has lost D. lost
( ) 6. How long _________ you _______ here?
A. did, study in B. have, study
C. have studied D. has, studied
( ) 7. When _________ Lee ________ school this morning?
A. had, got to B. did, get to C. did, get D. did, got to
( ) 8. Will you please say it again? I ________ quite _______ you.
A. didn’t, hear B. haven’t, heard
C. didn’t, heard D. hadn’t, heard
( ) 9. ______ you ________ at six o’clock yesterday?
A. Do ,get up B. Did, get up C. Do, got up D. Did, got up
( ) 10.What did you see _________?
A. now B. every day C. since 1990 D. just now
( )11. While mother _______ some washing, I _____ a kite for Kate.
A. did, made B. was doing, made
C. was doing, was making D. did, was making
( )12. “_______ you angry then?” “they ______ too much noise.”
A. are, were making B. were, were making C. are, made D. were, made
( )13. He ____ some cooking at that time, so _____ me。
A. did, heard B. did, didn’t hear
C. was doing, heard D. was doing, didn’t hear
( )14. This time yesterday jack _____ his bike. He _____ TV
A. repaired, didn’t watch B. was repairing, watched
C. repaired, watched D. was repairing, wasn’t watching
( )15. His parents wanted to know how he _____ on with his new classmates.
A. was getting B. gets C. is getting D. will get
Last year Mr. Smith _____ (go ) to China and Japan. He _____ (have) a wonderful time. He _____ (do) a lot of different things and _____ (talk) to a great number of different people. He _____ (eat) Chinese and Japanese food and _____ (visit) a lot of interesting places. When he _____ (go) back to England, he _____ (be) very tired.
A week ago, Kitty and Ben _________ (be) in the countryside. At first, the wind _________ (blow) lightly. The leaves ___________ (blow) slightly in the wind. They ________ (fly) their kite happily in the gentle breeze. Suddenly, the wind ________ (become) stronger. The clouds in the sky _______ (move) quickly. Leaves ________ (fall) from trees. The string on Ben’s kite _________ (break). The sky became dark. Kitty and Ben ________ (go ) home immediately. Kitty and Ben ________ (stay) at home. They __________ (watch) TV. The wind became much stronger. It _________ (blow) fiercely. It became a typhoon. Trees_____ (fall) down. Ships and boats __________ (sink) in the big waves. The typhoon _______ (pass) quickly. The wind became gentler. The big clean-up ________ (begin) immediately. Kitty and Ben went outside again.
1． 他们那时不在打排球。They _______ _______ volleyball at that time.
2． 当你回来时，他在看电视吗？_______ he _______ Tv when you came back?
_______ _______ he _______ for you at noon yesterday ?
4． 当我离开时，他正在做家庭作业。He ________ ________ his homework when I left.
5． 正当他们扫地的时候，老师进来了。While they_______ _______ the floor , the teacher came in.