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十五、时态小学阶段有:一般现在时、现在进行时、一般过去时、一般将来时。1、一般现在时A、当谓语是be动词时,构成为:主语+be动词( am, is, are )+其他。如:I am a student.B、当谓语是行为动词时,构成有两种:(1)主语(非第三人称单数)+动词原形+其他。如:We often watch TV at the weekends.(2)主语(第三人称单数)+动词第三人称单数形式+其他。如:Jim usually goes to the park on Sundays.C、句型变换:肯定句否定句一般疑问句及回答They watch TV at six everyday.They dont watch TV at six everyday.-Do they watch TV at six everyday.-Yes, they do. / No, they dont.She watches TV at six everyday.She doesnt watch TV at six everyday.-Does she watch TV at six everyday.-Yes, she does. / No, she doesnt.练一练:A、用括号内动词的适当形式填空。 1) He often _( have ) dinner at home. 2) Daniel and Tommy _ ( be ) in Class One. 3) We _ ( not watch ) TV on Monday. 4) Nick _( not go ) to the zoo on Sunday. 5) _ they _ ( like ) the World Cup? 6) There _( be ) some water in the bottle. 7) _ your parents _( read ) newspapers every day? 8) Mike _( like ) cooking. 9) You always _( do ) your homework well. 10) They _ ( have ) the same hobby.11) My aunt _ ( look ) after her baby carefully. 12) Liu Tao _ ( do ) not like PE. 13) She and I _( take ) a walk together every evening.B、按要求转换句子,每空一词。1) Tom likes playing basketball with his friends. (改成否定句)Tom _ _ playing basketball with his friends. 2) Davids parents often take a walk after supper. (改为一般疑问句并作出否定回答) - _Davids parents often _ a walk after supper? -No, _ _.3) They usually watch TV. (对划线部分提问)_ _ they usually _.4) She is always a good student. (改为一般疑问句并作出肯定回答) - _ _ always a _student? - _, _ _.5) Simon and Daniel like going skating. (改为否定句) Simon and Daniel _ _ going _.2、现在进行时A、构成形式:主语+be动词+动词的ing形式+其他。B、判断依据:句中往往有now、look、listen等词。注意:千万不要忘了一定得有be动词。C、句型变换:肯定句否定句一般疑问句及回答He is running now.He isnt running now.-Is he running now?-Yes, he is. / No, he isnt.They are making a puppet.They arent making a puppet.-Are they making a puppet?-Yes, they are. / No, they arent.练一练:A、用所给的动词的正确形式填空。 1) The boy _( draw ) a picture now. 2) What _you _( do ) now? 3) Listen. Some girls _( sing ) in the classroom. 4) My mother _ ( cook ) some nice food now. 5) Look. They _ ( have ) an English lesson. 6) They _( not water ) the flowers now. 7) Look! the girls _ ( dance )in the classroom . 8) What is our granddaughter doing? She _( listen ) to music. 9) _ Helen _ ( wash )clothes? Yes, she is .、根据中文,完成句子,每空一词。1) 刘涛的父亲正在浇花。Liu Taos father is _ _.2) 看,孩子们正在操场上踢足球。Look! The children _ _ _in the playground.3) 她正在公园里散步吗?是的。- _ she _ a walk in the park? -Yes, she _.4) Jack正在哪读书?在他书房。- _ _Jack _the book now? -He is _ _ _.3、一般过去时A、构成形式:主语+动词的过去式+其他。 注意:没有be动词的否定句和疑问句中,用didnt否定和用did提问后,动词一定要用原形。B、判断依据:(1)be动词是was、were;(2)动词加ed;(3)有表示过去的时间状语,现在学过的常用的表示过去的时间状语有:just now,a moment,yesterday,last week,last night,last weekend,last year,last month,three days ago,two weeks ago,five years ago C、句型变换:肯定句否定句一般疑问句及回答I was a teacher five years ago.I wasnt a teacher five years ago.-Were you a teacher five years ago?-Yes, I was. / No, I wasnt.They played many games yesterday.They didnt play many games yesterday.Did they play many games yesterday?Yes, they did. / No, they didnt.A、用动词的适当形式填空。 1) It _( be ) Bens birthday last Friday. 2) We all _ ( have ) a good time last night.3) He _( jump ) high on last Sports Day. 4) Helen _( milk ) a cow on Friday. 5) She likes _newspapers, but she _ a book yesterday. ( read ) 6) He _football now, but they _ basketball just now. ( play ) 7) Jims mother _( plant ) trees just now. 8) _ they _( sweep ) the floor on Sunday? No, they _. 9) I _ ( watch ) a cartoon on Monday. 10) We _( go ) to school on Sunday. B、按要求改写句子。1) My father came to the shop just now.(改为否定句) My father _ _ to the shop just now.2) I watched TV last night.(改为一般疑问句,并作否定回答) - _ you _ TV last _? - _, _ _ .3) Their teacher told them a story yesterday.(对划线部分提问) _ _ their teacher _ them yesterday?4)
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