初中英语人教版七年级下册Unit 11 Section A 2.doc

一般过去时(一)一般过去时表示过去发生的动作或存在的状态，它常和表示过去的时间状语连用,如yesterday, last month, last year, two years ago, just now, in 2011等。本单元我们主要学习含有be动词和含有实义动词的一般过去时。一、含有be动词的一般过去时【观察】观察下列例子，然后补全结论部分所缺的内容。1. I was (not) in the library just now.2. They were good friends in 2000.Were they good friends in 2000?Yes, they were. / No, they werent.【结论】be动词的过去式形式有两种：was和were。主语为I, he, she, it及单数名词时用was，主语为we, you, they及复数名词时用were。含有be动词的一般过去时的各种句式：肯定句式：主语+ was / were +其他.否定句式：主语+_+其他.一般疑问句式：_ +主语+其他?肯定回答：Yes，主语(人称代词)+was / were.否定回答：No,主语(人称代词)+_.Key: was / were + not; Was / Were; wasnt / werent二、含有实义动词的一般过去时【观察1】观察下列动词过去式的构成，然后补全结论部分所缺的内容。1. looklooked listenlistened finishfinished2. livelived decidedecided likeliked3. shopshopped stopstopped planplanned4. crycried trytried studystudied5. staystayed playplayed6. leaveleft buybought comecame gowentreadread getgot swimswam taketook【结论1】一般动词结尾直接加-ed。以“不发音的字母e结尾”的动词后加_。以“元音字母+一个辅音字母结尾”的重读闭音节动词，先_该辅音字母，再加-ed。以“辅音字母+y结尾”的动词，将y变为_，再加-ed。以“元音字母+y结尾”的动词，在词尾直接加-ed。不规则动词的过去式构成需要同学们单独记忆。Key: -d；双写；i【观察2】观察下列例子，然后补全结论部分所缺的内容。1. They flew kites in the park yesterday morning.2. We didnt go to school this morning.3. They moved to Shanghai ten years ago.Did they move to Shanghai ten years ago?Yes, they did. / No, they didnt.【结论2】含有实义动词的一般过去时的各种句式：肯定句式：主语+_+其他.否定句式：主语+didnt+_+其他.一般疑问句式：Did+主语+动词的原形+其他?肯定回答：Yes,主语(人称代词)+ did.否定回答：No,主语(人称代词)+didnt.Key:动词的过去式；动词原形【运用】.按要求完成下列句子。1. Bill was at his office just now.否定句：_一般疑问句：_肯/否定回答：_2. Tom played computer games this morning.否定句：_一般疑问句：_肯/否定回答：_.根据句意及括号内所给动词的提示填空。1. He _ (ride) a horse last weekend.2. Tom usually _(walk) to school every day, but yesterday he _(take) a bus to school.3. Bob _(be) not in the classroom just now, but he _(be) now.