四年级 英语过去式语法解析及练习.docx
四年级 英语过去式语法解析及练习过去式语法解析及练习 I.一般过去时 1一般过去时表示过去某个时间发生的动作或存在的状态，常和表示过去的时间状语连用。一般过去时也表示过去经常或反复发生的动作感谢。 2Be动词在一般过去时中的变化： am 和is在一般过去时中变为was。 are在一般过去时中变为were。 带有was或were的句子，其否定、疑问的变化和is, am, are一样，即否定句在was或were后加not，一般疑问句把was或were调到句首。 3句中没有be动词的一般过去时的句子 (即出现行为动词的句型) 否定句：didnt +动词原形，如：Jim didnt go home yesterday. 一般疑问句：在句首加did，句子中的动词过去式变回原形。 如：Did Jim go home yesterday? 特殊疑问句：疑问词+did+主语+动词原形？ 如： What did Jim do yesterday? 疑问词当主语时：疑问词+动词过去式？ 如：Who went to home yesterday? II. 动词过去式变化规则： 1一般在动词末尾加-ed，如：pull-pulled, cook-cooked 2结尾是e加d，如：taste-tasted 3末尾只有一个元音字母和一个辅音字母的重读闭音节，应双写末尾的辅音字母，再加-ed，如：stop-stopped 4以“辅音字母+y”结尾的，变y为i， 再加-ed，如：study-studied 5不规则动词过去式： am,is-was_are-were_do-did_see-saw_say-said_give-gave_get-got_ go-went_come-came_have-had_eat-ate_take-took_run-ran_ sit-sat_ sing-sang_put-put_make-made_read-read_write-wrote_draw-drew_ drink-drank_fly-flew_ride-rode_speak-spoke_sweep-swept_swim-swam_ 专项练习： 一、写出下列动词的过去式 swim_ fly_ plant_ are _ drink_ play_ go_ make_does_dance_worry_ask_taste_eat_draw_put _ throw_ kick_ pass_ do _ shop_ 二、Be动词的过去时练习 用be动词的适当形式填空，找出过去时间词，并圈起来。 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. Yang Ling _ eleven years old last year. 6. There _ an apple on the plate yesterday. 7. There _ some milk in the fridge on Sunday. 8. The mobile phone _ on the sofa yesterday evening. 9. It _ the 2nd of November yesterday. 10. She _ happy yesterday. 句型转换 1. It was exciting. 否定句：_ 一般疑问句：_ 肯、否定回答：_ 2. All the students were very excited. 否定句：_ 一般疑问句：_ 肯、否定回答：_ 3. They were in his pocket. 否定句：_ 一般疑问句：_ 肯、否定回答：_ 二、行为动词的过去时练习 用行为动词的适当形式填空，找出过去时间词，并圈起来。 1. He _ (live) in Wuxi two years ago. 2. The cat _ (eat) a bird last night. 3. We _ (have) a party last Halloween. 4. Nancy _ (pick) up oranges on the farm last week. 5. I _ (make) a model ship with Mike yesterday. 6. They _ (play) chess in the classroom last PE lesson. 7. My mother _ (cook) a nice food last Spring Festival. 8. The girls _ (sing) and _ (dance) at the party. 9. We all _ (have) a good time last night. 10. He _ (jump) high on last Sports Day. 句型转换 1. Su Hai took some photos at the Sports day. 否定句：_ 一般疑问句：_ 肯、否定回答：_ 2. Nancy went to school early. 否定句：_ 一般疑问句：_ 肯、否定回答：_ 3. We sang some English songs. 否定句：_ 一般疑问句：_ 肯、否定回答：_
