問題詳情
16. It is no doubt a fact that _____ form of energy.
(A) electricity is the most useful
(B) electricity the most useful
(C) the most useful in electricity
(D) electricity being the most useful
參考答案
答案：A
難度：非常簡單0.95
書單：沒有書單，新增
用户評論
【Wen】評論
that後面接子句要有動詞，只有A選項合理