在西方，朋友之间见面打招呼，应该说_____.
A.Do you have supper?
B. hello
C. Where are you doing ?
Glad____you !
A.seeB. to see C. will see
What do I need to swim ?
A.Sandals B. A swimsuitC. Both A and B
_____are the books about Canada ? Fifty dollars for one .
A.How much B. How many C. How often
I want to buy gifts____my family .
A. to B. at C. for