问题
___ do you play the piano every week?[ ]
A: How
B: How often
C: What time
D: Which time
B: How often
C: What time
D: Which time
正确答案是：
同类题型
The movie is too exciting, so people _____ 60 should not see it.[ ]
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_________ expensive mobile phone it is!—Yes, but I think _________ style is quite fashionable,