問題詳情

15. Most doctors agree that exercise is beneficial; _______ , there are doctors who think that excessive exercisemay do some harm.
(A) therefore
(B) otherwise
(C) however
(D) for example

參考答案

答案:C
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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