时态复习教学设计。
时态：在英语中，不同时间发生的动作或存在的状态要用不同的动词形式来表现。
本节课重点掌握：
每种时态的概念、时间标志词、结构、句式变化、以及某些时态间的相互转换。
一现在进行时。
1）定义：现在正在进行的动作。
2）时间标志词：now look! listen! where is …?
don’t talk! it’s 8:00
（3）结构：主语+am/is/are+v-ing
现在分词）4）否定句：主语+am not/isn’t/aren’t +v-ing+……
5）一般疑问句：am/is/are +主语+v-ing+……
二一般现在时。
1）定义：经常或习惯性的动作或存在的状态。
2）时间标志词：always , usually, often, sometimes ,seldom,
never, every day, every… ,three times a day
（3）结构：主语+v 原形/v单三+…
主语+am/is/are+…
4）否定句：主语+don’t/doesn’t + v原形+……
主语+am not/isn’t/aren’t +…
5）一般疑问句：do/does +主语+ v原形+……
am/is/are + 主语+……
三一般过去时。
1）定义：过去某个时间或时间段发生的动作或存在的状态。
2）时间标志词：last night, last…, two days ago, …ago,in 1999, in +过去的年份， just now ，yesterday, yesterday morning
3）结构：主语+v-ed+……
过去式）主语+was/were+……
4）否定句：主语+didn’t + v原形+……
主语+wasn’t/weren’t +…
5）一般疑问句：did +主语+ v原形+……
was/were + 主语+……
四时态间相互转换。
1. she got up at seven o'clock yesterday.
用 now改写） she is getting up now .
用 every day改写） she gets up at seven o'clock every day.
2. look！tom is cleaning his room.
用on weekends 改写） tom cleans his room on weekends.
用two hours ago改写）tom cleaned his room two hours ago.
3. i usually wash my clothes in the afternoon.
用now改写) i am washing my clothes now.
用last weekend改写) i washed my clothes last weekend.
五．练习。用所给动词适当形式填空：
1. listen, whoplay) the piano?
2. .li hui’s familymove) to shanghai ten years ago.
3. the students of class fiveclean) their classroom every friday.
4. be quiet, theyh**e) a meeting now.
5. .if itnot rain),wego) to the park tomorrow.
6. itbe) rainy the day before yesterday.
7. sometimes zhao fangwatch) tv after school.
8. -where is tony?
---hecook) dinner for his family.
9. my sisternot be) in china in 2009.
10. these boyslisten) to the english program twice a week.
11. it’s 12:00. peopleswim)in the swimming pool.
12. my motherfeed) the dog just now.
13not speak) loudly(大声地). the babysleep).
14. jimnot watch) tv on school days.
15. the workersbuild) the big swimming pool last year.
句型转换。16. sometimes she goes shopping with her mother. (对划线部分提问)
howsheshopping with her mother?
17. he is waiting for a policeman.(对划线部分提问)
is hefor?
18. it was cold yesterday. ?对划线部分提问)
19. he sang some english songs. (用now改写)
hesome english songs now.
20. i often h**e lunch at school.（用he 改写）
helunch at school.
21. i think he is right. (改为否定句)
22. they are flying to japan.（同义句）
they areto japan
23. he usually has a rest for twenty minutes.(对划线部分提问)
24. do you watch tv on sunday?(用last sunday?改写成过去时态的句子)
25. she is writing a letter.(对划线部分提问)
is she
26. the boys visited china last year. (提问)
the boyschina?
26. he reads english after class.(用now代替after class改换时态)
27. frank read an interesting book about history.（改为一般疑问句）
frankan interesting book about history?
28. lily is helping the old man do housework. (用often改写句子)
lilythe old man do housework.
29. tom did the dishes last night. (改为否定句)
tomthe dishes last night.
30. it took them an hour to put up the tent. (改写同义句)
theyan hourthe tent.
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