Question

I read a book last nighe.改为否定句,和一般疑问句,肯否定回答.

Answer 1

改为否定句

I didn't read a book last night

一般疑问句,

Did you read a book last night?

肯定回答.Yes, I did.

否定回答： No, I didn't.

分析：read的过去式和过去分词与原形相同.