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?
Is that a tiger ________ a lion?A.and B.or
—Have some juice.—________A.That's OK. B.Thanks.
—What time is it?—________A.I'm a lion. B.It's lion time.
What is ________ choice?A.you B.your C.yourself
There is ________ ice cream shop.A.a B.an C./