初一三大时态汇总及专项练习.docx

初一三大时态专练 一般现在时:一、定义： A)表示现阶段经常发生的、反复的发生的、习惯性的动作或存在的状态。 B)表示主语具有的特征、性格、能力和客观真理。二、时间词: often usually always sometimes every day/night/week on Sunday on weekends三、结构：A)含be（am、is、are）动词的句子：肯定句：主语+be+其他. 否定句：主语+be+not+其他. 一般疑问句：Be+主语+其他？ 回答：Yes，主语+be. No,主语+be not. 特殊疑问句：特殊疑问词+一般疑问句B) 含实义动词的句子：肯定句：主语+动词原形/动词三单+其他. 否定句：主语+dont/doesnt+动词原形+其他. 一般疑问句：Do/Does+主语+动词原形+其他？ 回答：Yes，主语+do/does. No,主语+dont/doesnt. 特殊疑问句：特殊疑问词+一般疑问句四、动词三单形式的构成:（1）在原形动词结尾直接加s：works , runs , likes.plays （2）以s , x , ch , sh , o 结尾的动词，加es：teaches , goes , washes does watches （3）以辅音字母y结尾的动词，把y变i再加es：studies , , carries . cries. 现在进行时：一、定义：表示说话瞬间或现阶段正在进行的动作。二、标志: now（现在）listen（看）look（听）at the moment（此刻）三、结构：肯定句：主语+be+doing+其他. 否定句：主语+be+not+doing+其他. 一般疑问句：Be+主语+doing+其他？ 回答：Yes，主语+be. No,主语+be not. 特殊疑问句：特殊疑问词+一般疑问句四、现在分词的构成：1.-ing: eat-eating,sing-singing 2.辅音字母+e: take-taking 3. sit, put, begin, run, swim, stop, get, shop,get（双写最后一个辅音字母，再加ing.）4、特殊变化：lie-lying,die-dying一般过去时态：一、定义：英语中表示过去某时发生的动作或情况的时态是一般过去时。二、标志: yesterday（昨天）、 two days ago（两天前 ）、 last year（去年）、 the other day（前几天）、once upon a time（很久以前）、 just now（刚才）、in the old days（过去的日子里）、before liberation（解放前）、 When I was 8 years old（当我八岁时）、at+一个时间点三、结构：A)含be（was、were）动词的句子：肯定句：主语+be+其他. 否定句：主语+be+not+其他. 一般疑问句：Be+主语+其他？ 回答：Yes，主语+be. No,主语+be not. 特殊疑问句：特殊疑问词+一般疑问句B) 含实义动词的句子：肯定句：主语+动词过去式+其他. 否定句：主语+didnt+动词原形+其他. 一般疑问句：Did+主语+动词原形+其他？ 回答：Yes，主语+did. No,主语+didnt. 特殊疑问句：特殊疑问词+一般疑问句四、动词过去式（规则变化和不规则变化两种）： 1、规则变化：(1)一般情况+ed ，如pulled visited(2)以不发音e字母结尾的单词+d,如liked, danced(3)以辅音字母y结尾去y变ied,worried,studied(4)重读闭音节结尾的单词，末尾只有一个辅音字母双写词尾字母+ed,stopped,shopped 2.不规则变化参考不规则动词表.用括号内动词的适当形式填空。1. He often (have) dinner at home. 2. _ (be) it cold in your city yesterday?3. Daniel and Tommy (be) members of the Reading Club. 4. Look.Threeboys_（run）.5. We (not watch) TV on weekdays. 6. Mary _ (read) English yesterday morning.7. What they usually (do) on holidays?8. Tom _ (begin) to learn Chinese last year.9. The girl (teach) us English on Sundays.10. _ she _(practice) her guitar yesterday?No, she _.11. What_yourmother_（do）now?12. _yourdog_now?（sleep）13. _you_（listen）tomusic?Yes,Iam.14. Myparents_（watch）TVnow.15. She and I （take）a walk together every evening. 16. WhereisZhangYan?She_（talk）withherteacherintheteachersoffice.17. Her parents can _. They are _now. (swim) 18. your parents (read) newspapers every day?19. Listen,someone_（sing）intheclassroom.20. My mother _ (not do) housework yesterday.21. Listen! Joan is _(sing) in the classroom. She often _ (sing) there.22. Where _ you _ (have) lunch every day?23. There _ a telephone call for you just now. (be)24. She _ TV every evening. But she _ (not watch) TV last night.25. Did she _ (have) supper at home? .按照要求改写句子。1. Daniel watches TV every evening.(改为否定句) 2. The boy is playing basketball. (改为否定句)3. I do my homework every day .(改为一般疑问句并作否定回答)4. Last week I read an English book. (改为否定句)5. The birds are singing in the tree.(就划线部分提问)6. My brother was in the park just now. (就划线部分提问)7. They read English last night. (改为否定句)8. She is closing the door now.(改成否定句)9. She likes milk.（改为一般疑问句并作肯定回答）10. Simon is from Beijing.(同义句改写)11. The children are playing games near the house.(就划线部分提问)12. Millie is clever at Maths.(同义句改写)13. They are singing in the classroom. (就划线部分提问)14. Ann did her homework yesterday evening. (改为否定句)15. There was only one problem. （改为一般疑问句并作肯定回答）写出下列动词的三单，现在分词及过去式：am _ _ have _ _ watch _ _ wash _ _ play _ _ do _ _ write _ _