問題詳情:
The argument remains extremely heated _____ there are necessary conditions of existence such as water on the Mars.
A. that B. whether C. if D. which
【回答】
B
知識點:連詞
題型:選擇題
問題詳情:
The argument remains extremely heated _____ there are necessary conditions of existence such as water on the Mars.
A. that B. whether C. if D. which
【回答】
B
知識點:連詞
題型:選擇題