一般过去时(一)一定义：表示过去某个时间发生的动作或存在的状态二构成：一般过去时态的构成有三种形式1.主语 + was /were + 其他 2.there was /were + 其他 3.主语 + 动词的过去式 + 其他例如：He was here just now. 他刚才在这儿There was an old picture on the wall last year. 去年墙上有一张旧画 I did my homework yesterday. 昨天我做了家庭作业三动词过去式的构成1.规则变化（1）一般的加-ed 如：clean ----cleaned help ----helped (2)以辅音字母+y 结尾的词变y为i再加-ed 如：study ----studied cry ----cried(3)以元音字母+y 结尾的词直接加-ed 如： play ----played enjoy -----enjoyed(4)以重读闭音节结尾，且末尾只有一个辅音字母的词，要双写这个辅音字母，再加-ed.如：stop ----stopped drop -----dropped prefer ------preferred2.不规则变化 go-----went take-----took have------had buy-------bought eat-------ate see-----saw hang------hung meet------met win-------won sleep-------slept put------put come------came wake------woke read------read do-------did 四常与一般过去时连用的时间状语1.yesterday及其构成的短语 Tom lost his bike yesterday afternoon. 昨天下午汤姆丢了他的自行车。
2.由一段时间+ago 构成的短语 I finished my homework two hours ago. 两个小时前我就完成作业了3.由last +时间名词构成的短语 He went to the movie last weekend. 上周末他去看电影了4.由介词+过去时间的名词构成的短语 Our family lived in the country in1985. 1985年我们家住在农村5.其他一些时间名词或短语 I saw her just now . 我刚才看见过她五一般过去式的句式转换1.句中带有动词的改为疑问句时，将was /were 提到主语之前，肯定回答为”Yes ,主语（代词）+was /were ” 和”Yes, there was /were ” 否定回答为”No ,主语（代词）+wasn’t /weren’t” 和”No ,there wasn’t /weren’t” 改为否定句时，在was /were后加not即可2.句中含有实义动词的，改为疑问句或否定句时，须借助情态动词或助动词did. I know the answer. 改为疑问：Did you know the answer ? 肯定/否定回答：Yes , I did . / No ,I didn’t . 改为否定句： I didn’t know the answer.1. do---- have----- stop------ carry----- give------ come-------2. (1) _____________ (be ) your mother in Beijing last week?(2)We __________ (visit) the Summer Palace last summer holiday.(3)Mike____________ (not have ) breakfast at home yesterday morning. (4) -----What ______ you _______(do) last night ? -----I _________(watch) TV with my parents .3. (1) They cleaned their room yesterday (改为否定句) They _________ ________their room yesterday. (2) We watched a dolphin show on TV.(对划线部分提问) _________ ________ you watch on TV. (3) Bob wrote a letter to his friend last night. (改为一般疑问句) ________ Bob _________ a letter to his friend last night ? (4) He doesn’t often go swimming. (用last Sunday 代替 often ) He ________ _________ swimming last Sunday. (5) I read today’s newspaper this afternoon. (对划线部分提问) ________ _________ you read today’s newspaper.答案：一. 1. did 2. had 3. stopped 4. carried 5. gave 6. came 二. 1. Was 2. visited 3. didn’t have 4. did, do, watched 三. 1. didn’t clean 2. What did 3. Did, write 4. didn’t go 5. When did。