is的过去式和过去否定式和are的过去式和过去否定式是什么?wasn't是谁的过去否定?

大学专业排名2023-04-12 10:10:12admin2

is的过去式和过去否定式:was ,wasn't
are的过去式和过去否定式:were,weren't
wasn't是is的过去否定形式啊,如果还有其他疑问,欢迎提问,希望能帮到你

英语中is和are过去式的写法和运用

is 过去式是 was, are 的过去式是were.


1,This letter is wet now. This letter was dry .


2,My shoes are clean now. My shoes were dirty.


3. His room is clean and tidy now. His roon was mass .


4,The weather is warm . The weather was so cold.

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