Section APeriod 1 (1a-2c)Unit 12 一般过去时: 一般过去时表示过去某一时间所发生的动作或存在的状态。一般过去时和表示过去的状语连用。构成形式：肯定式： I cried.否定式： I did not (didn’t) cry.疑问式： Did I cry? 1、一般加ed : visit - visited2、以e结尾的加d: dance - danced 3、以辅音字母加y结尾的改y为i加ed: study - studied 4、以辅元辅结尾的重读闭音节，双写末尾的辅音字母加ed: stop - stopped过去式中动词的变化规则变化 (regular change)不规则变化 (irregular change)1、没有变化，如: cut -cut 2、改变元音的，如: write – wrote3、元音和辅音都有改变的，如: buy - bought Free TalkWhat did you do last weekend?What did you do last weekend?did my homeworkdo my homeworkdo — didWhat did you do last weekend?went to the cinemago to the cinemaWhat did you do last weekend?went boatinggo boatinggo — wentWhat did you do last weekend?camp by the lakecamped by the lakecamp — campedWhat did you do last weekend?went to the beachgo to the beachgo—wentWhat did you do last weekend?play badmintonplayed badmintonGuessing game!What did he do? He played badminton.He went boating.What did he do? He went to the cinema. What did he do? They went to the beach.What did they do? They went fishing.What did they do? He did his homework. What did he do last weekend? They v |
