Unit 1 Where did you go on vacation?1.一般过去时:表示过去时间做某事或存在的状态. (1)当谓语动词是be时,其句式如下; a.肯定句:主语+was/were+其它 Tom was at home yesterday. b. 否定句:在be 后加not:主语+ was/were+ not+其它. They were not in the USA last summer.c.一般疑问句: Was/Were+主语+其它?-Was Tom at home yesterday? -Yes, he was./No, he wasnt.-Were they in the USA last summer? -Yes, they were. /No, they werent.d.特殊疑问句:特殊疑问词+was/were+主语+其它?Where was Tom yesterday? Where were they last summer?(2)当谓语动词是行为动词时,其句式如下:
