想知道对方的年龄,应怎样问? A.How old are you?B.How are you?C.How do you do?
______ you set the table? A. Can B. Are
______ do you do on Sunday? A. When B. What
Let’s play _______. A. the piano B. piano
______ she have a computer? A. Do B. Does C. Is
What are you ______ ? A. do B. doing C. does