what is mr.wang doing today what does the cat do every day?这两个句子有用IS有用DOES.why?
问题描述：
what is mr.wang doing today what does the cat do every day?这两个句子有用IS有用DOES.why?
答
第一个句子的陈述形式为：Mr.Wang is doing sth today.第二个句子的陈述形式为：The cat does sth every day.第一个句子是现在进行时,由be+动词ing形式,所以当变成特殊疑问句的时候需要把is 提前.变成你说的那个句子...