人教版七、八年级英语重要时态集中营第一部分：时态解析及巩固练习。一一般现在时：1.一般现在时的概念和用法：（1）表示现阶段经常、反复、习惯性的动作;（2）表示目前的状况；（3）表示自然界的客观真理。2.几种结构形式：（1）谓语动词是 be 动词： A：肯定：主语 + be(am , is , are ) + 其他例：I am a teacher , and she is a doctor .B：否定：主语 + be + not +其他例:They are not good at English .C:一般疑问：Be +主语 +其他 ?例:Is your mother a farmer ?D:特殊疑问：疑问词 + 一般疑问句式即：疑问词 + be +主语 +其他 ?例: Who is the girl over there ?（2）谓语动词是实义动词（行为动词）：A：肯定：主语 + 动词原形 第三人称单数形式 + 其他 例: We need some money . She likes shopping .B:否定：主语 + dont (doesnt) + 动词原形 +其他 例：They dont have any story books .My son doesnt eat meat .C：一般疑问：Do (Does) + 主语 + 动原 + 其他 ？Do you live in the country ?Does the headmaster have a lot of money ?D:特殊疑问：疑问词 + 一般疑问句式即：疑问词 + do (does) + 主语 + 动原 +其他 ？例：What do you have for supper ?Which subject does Tom prefer ?（3）谓语含有情态动词：A：肯定：主语 + 情态动词 + 实动原 + 其他 例：He can speak English well .B:否定：主语 + 情态动词 + not + 实动原 + 其他 例：You mustnt swim in the river .C:一般疑问：情动 + 主语 +实动原 + 其他 ？例：May I come in ? Could you help me ?D:特殊疑问：疑问词 + 一般疑问句式即：疑问词 + 情动 + 主语 + 实动原 + 其他 ？例：What can I do for you ?Who should they ask for help 3动词第三人称单数形式的变法：与名词变成复数的变法大致相同。巩固练习。1.We _ ( go ) to school on foot every day .2.They _( not have ) any lessons on Sundays .3.She _ ( brush ) her teeth twice a day .4.These students _ ( be not ) good at boating .5.Wei Hua always _( carry ) water for his grandpa on Sundays .6._Kate _( like ) making friends ?7.The lazy boy _( not do ) his homework in the evening .8.How many classes _you _( have ) every day?9.Who _the baby _( look ) like ?10.He can _( teach ) us Enlgish well .11. He often _(have) dinner at home.12. Daniel and Tommy _(be) in Class One.13. Nick _(not go) to the zoo on Sunday.14. What _they often _(do) on Saturdays?15. _ your parents _(read) newspapers every day?16. The girl _(teach) us English on Sundays.17. She and I _(take) a walk together every evening.18. There _(be) some water in the bottle.19. They _(have) the same hobby.20. My aunt _(look) after her baby carefully.21. You always _(do) your homework well.22. I _(be) ill. Im staying in bed.23. She _(go) to school from Monday to Friday.24. The child often _(watch) TV in the evening.25.-What day _(be) it today? Its Saturday.26. He _ (get) up at six oclock.27. _ you _ (brush) your teeth every morning?28. What _he usually _ (do) after school?29. Danny _ (study) English, Chinese, math, science and art at school.?30.What time _ his mother _ (do) the housework?二一般过去时 1.一般过去时的概念和用法： (1).表示过去某个时间或过去经常、反复发生的动作或存在的状态。 We had a good time last Sunday . He was a farmer last spring . I often went fishing fifteen years ago . (2).有时动作发生的时间不是很清楚，但实际上已经是过去发生的，要用过去时表示。 I broke my leg in the accident. 2.一般过去时句子的几种构成形式： (1). 谓语动词是 be 动词： A：肯定：主语 + be(was , were ) + 其他 例：I was at home just now. They were out yesterday . B：否定：主语 + be + not +其他 例:They were not good at English last term. C:一般疑问：Be +主语 +其他 ? 例:Was your mother a farmer ? D:特殊疑问：疑问词 + 一般疑问句式 即：疑问词 + be +主语 +其他 ? Where were you ten minutes ago ? (2).谓语动词是实义动词（行为动词）： A：肯定：主语 + 动词过去式+ 其他 例: We moved to China many years ago . B:否定：主语 + didnt + 动词原形 +其他 例：We didnt have any classes yesterday . C：一般疑问：Did + 主语 + 动原 + 其他 ？ Did you have a good time at the party ? D:特殊疑问：疑问词 + 一般疑问句式 即：疑问词 + did + 主语 + 动原 +其他 ？ What did you eat just now ? 3.规则动词的过去式变法： A.一般情况下直接在词尾加 “ed”. B.以e结尾的直接加d. C.以辅音字母 + y结尾的，改y为i,再ed. 如：study ,carry 等。 D.以重读闭音节结尾的，即以重读的“辅 + 元 + 辅”结构结尾，先双 写后一个辅音字母，再加ed. 如：step , control , prefer 等。巩固练习：1.We _( begin ) the class meeting an hour ago.2.The girl _( stop ) crying when she saw her mother.3.Tom _( not have ) his breakfast this morning , now he feels very hungry .4._you _( see ) the accident yesterday ?5.Why _her mother _( go ) there in 1990 ?6.The little boy _( be ) born on a cold evening .7.John _( fall ) off the tree and hurt himself badly .8.There _( be ) a heavy rain last night 9.Tom and Mary _ (come) to China last month.10. Mike _(not go) to bed until 12 oclock last night.So he _ (get) up late.11. Mary _ (read) English yesterday morning.12. My mother _ (not do) housework yesterday.13. There _ a telephone call for you just now. (be)14. -When _ you _ (come) to china?-Last year.15. _ (be) it cold in your city yesterday?16.