阿摩線上測驗
10. The streets are wet; it _____ last night.
(A) must rain
(C) might rain
(B) must have rained
(D) have been raining
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統計： A(3), B(14), C(4), D(0), E(0) #3860282
統計： A(3), B(14), C(4), D(0), E(0) #3860282
