問題詳情
8. We should use energy-saving light bulbs and reusable bags,____ are good forour Earth.
(A) both of whom
(B) and both of them
(C) and both of which
(D) both of them
(A) both of whom
(B) and both of them
(C) and both of which
(D) both of them
參考答案
答案：B
難度：適中0.5
統計：A(1),B(1),C(0),D(0),E(0)
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