Wemustn’twastewater
問題詳情:
We mustn’t waste water ________ there isn’t enough clean water on the earth.
A. so B. until C. because D. but
【回答】
C
知識點:連詞
題型:選擇題
問題詳情:
We mustn’t waste water ________ there isn’t enough clean water on the earth.
A. so B. until C. because D. but
【回答】
C
知識點:連詞
題型:選擇題