1.be- was- were,否定句:was not= wasn't,were not= weren't,一般疑问句把was,were提前到句首
如:I was at home yesterday.
I wasn't at home yesterday.
Were you at home yesterday?
Where were you yesterday?
2 行为动词:主语+ 过去式
主语+ didn'g + 动词原形 ( 否定句)
Did+ 主语 + 动词原形 ( 一般疑问句)
如:I played football yesterday.
I didn't play football yesterday.
Did you play football yesterday.
What did you do yesterday?
3 情态动词:如:can
主语 + could +动词原形
主语+ couldn't + 动词原形
Could + 主语 + 动词原形
如:I could swim when I was ten.
I couldn't swim when I was ten.
Could you swim when you were ten?
what could you do when you were ten?
关于一般过去时态,希望对你有所帮助
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