问题描述：
Dad,the phone is ringing.l guess either you or Mum ___on the phone.
A.is wanted
B.are wanted
C.wants
D.want
我选B,为什么?不是复数么?
A.is wanted
B.are wanted
C.wants
D.want
我选B,为什么?不是复数么?
问题解答：
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