一般过去时Word--教师版

语法专题：一般过去时课前回顾：It was an egg five days ago.Now It is a caterpillar.It was white.Now it is green.It was small.Now it is big.知识点讲解一：1. 概念：过去发生的动作或存在的状态。2. 一般过去时的标志词：yesterday, the day before yesterday, just now, in 1999, this morning3. be动词的变化4. 一般现在时和一般过去时句式比较例题分析：Look and write（根据图意完成句子，每线词数不限）1. It was _. Now it _.2. It _. Now _.3. _. _4. _. _答案：It was an egg. Now it is a duckling. It was a duckling. Now it is a duck. They were two eggs. Now they are two chicks. They were two chicks. Now they are two chickens.用be动词的适当形式填空1. I _ at school just now.2. He _ at the camp last week.3. We _ students two years ago.4. They _ on the farm a moment ago.5. I _ an English teacher now.6. She _ happy yesterday.7. They _ glad to see each other last month.8. Helen and Nancy _ good friends.9. There _ some milk in the fridge last Sunday.10. The mobile phone _ on the sofa yesterday evening.答案：was, was, were, were, am, was, were, are, was, was句型改写1. All the students were very excited.否定句：_一般疑问句：_肯、否定回答：_2. There was a car in front of the house just now.否定句：_一般疑问句：_肯、否定回答：_答案：1. All the students werent very excited. Were all the students very happy? Yes, they were. No, they werent.2. There wasnt a car in front of the house just now. Was there a car in front of the house just now? Yes, there was. No, there wasnt.知识点讲解二：实义动词的变化1）规则变化：They watered flowers. (water-watered)My mum baked a cake for me yesterday. (bake-baked)Mary and Linda studied English together last Saturday. (study-studied)I planned to America last month. (plan-planned)根据以上课总结出实义动词的过去式变形规律：_ 答案：1. 一般情况下直接加ed; 2. 以不发音的结尾的单词直接加d; 3. 以辅音字母加y 结尾的变y为i再加ed; 4. 重读闭音节单词要双写最后一个字母加ed助动词的变化：do/does-diddont/doesnt-didnt例句分析：I lived in Shanghai two years ago.改写句子：讲义上句子改成否定句和一般疑问句2）不规则变化：原形过去式原形过去式原形过去式原形过去式原形过去式dodidgowenttaketooksaysaiddrinkdrankhavehaseatatereadreadkeepkeptsleepsleptsweepsweptthinkthoughtgetgotknowknewgrowgrewsaysaidseesawmakemademeetmetcomecametelltoldflyflewrunransitsatwritewrote例题分析：I. 写出下列动词的过去式1. fall _ 2. run _3. lay _ 4. have _5. grow _ 6. shout _7. sit _ 8. put _答案：fell, ran, laid, had, grew, shouted, sat, put.根据单词适当形式填空1. Her father _ (read) a newspaper last night.2. We _ to zoo yesterday, we _ to the park. (go)3. _ you _ (visit) your relatives last Spring Festival?4. Gao Shan _ (pull) up carrots last National Day holiday.5. I _ (sweep) the floor yesterday, but my mother _.6. -What _ she _ (find) in the garden