陈述句变疑问句 He read a letter yesterday

问题描述:

陈述句变疑问句 He read a letter yesterday

Did he read a letter yesterday?

Does he read a letter yesterday?

特殊疑问句:What did he read yesterday?
一般疑问句:Did he read a letter yesterday?
一定用Did来组一般疑问句,因为陈述句中没有用reads.