do you play tennis?   I play it three times a week. 
#70479
A
What
B
How
C
How often
D
What’s
推荐题目
I can’t decide _____ .
#70251
A
to buy which one
B
which one to buy
C
to buy which
D
which to buy one
Would you show me __________ QQ,  please?
#69163
A
where to use
B
which to use
C
how to use
D
what to use
Betty had nothing to do last Sunday afternoon, ____________? 
#68816
A
hadn't she
B
had she
C
didn't she
D
did she