31. Playing on the street __ dangerous for children.
(A) are
(B) is
(C) has
(D) have

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統計: A(1), B(9), C(0), D(1), E(0) #3386069

詳解 (共 1 筆)

#6803284
題目解析 這道題目的句子是 "Play...
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