I bought a new bike yesterday.(改为否定句和一般疑问句)
问题描述:
I bought a new bike yesterday.(改为否定句和一般疑问句)
答
I didn't buy a new bike yesterday.
Did you buy a new bike yesterday?
答
I didn't buy a new bike yesterday . Did you buy a new bike yesterday?
答
I didn't buy a new bike yesterday.
Did you buy a new bike yesterday?