問題詳情

17.( ) It was once widely _____ that people could catch HIV from kissing.
(A) believed
(B) believing
(C) to believe
(D) believes

參考答案

答案:A[無官方正解]
難度:非常困難0
統計:A(9),B(0),C(0),D(0),E(0)

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