五年级英语过去式语法知识.doc
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2021年02月02日 04:51
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五年级英语过去式语法知识
表示过去发生的动作或事件，
常和表示过去的时间状语连用，
如
yesterday, last night, the day before yesterday, 3 days ago,
含有
be
动词的句子，
将动词变为过去式，
am, is
的过去式为
was
，
are
的过去式为
were
I was at the butcher s.
You were a student a year ago.
The teacher was very beautiful ten years ago.
★变疑问句将
be
动词移动到句首
Were you at the butcher s?
Were you a student a year ago?
Was the teacher very beautiful ten years ago?
★变否定句在
be
动词后面加
not
I was not at the butcher s.
You were not a student a year ago.
The teacher was not very beautiful ten years ago.