你想知道Mike今天下午是否有空，你会问：
A. How are you, Mike?
B. What are you doing, Mike?
C. Are you free this afternoon, Mike?
---How old are you ? ---__________________.
A.It’s nine B. He’s nine C. Nine
---What ______ you like ? ---I’d like a cap .
A.about B. would C. are
Sit ______ ,please.
A. up B. in C. down
It’s hot , ______ close the window .
A. Don’t B. don’t C. not
---______ is it now ? ---Eight .
A. How old B. What C. What time