______   your dad a doctor?
(A) Are 
(B) Am 
(C) Be 
(D) Is

答案:登入後查看
統計: A(114), B(9), C(9), D(524), E(0) #386204

詳解 (共 1 筆)

#978921
your dad是第三人稱單數,所以用is
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