一般过去时态
(a) be 动词的过去式:
I/He/she/it was(not)….
You/we/they were….
一般疑问句was, were 放在句首。
(b) 动词过去式:
肯定句: I watched cartoons.
She visited the zoo.
一般疑问句: Did you read book last night? Yes, I did. No, I didn’t.
Did she clean the desk just now? Yes, she did. No, she didn’t.
否定句: They didn’t go the the part yesterday.
He didn’t make model ships last week.
(3)动词过去式的变化:
规则动词的变化:
大多数动词,直接加ed: eg. planted,watered,climbed
以e结尾的动词加d :eg. liked
以辅音 y 结尾的动词,y变i,加ed :eg : study—studied
元音加辅音结尾的动词,双写辅音加ed: eg: stop –stopped
不规则动词的变化:
is/am—was,are—were,do—did,have/has—had,make—made,fly-flew/u:/
eat—ate,take—took,run—ran,sing—sang,drink—drank 等等