问题补充:
most of the earth’s surface is covered by water, fresh water is very rare and precious.
A. As
B. Although
C. If
D. Once
答案:
A. As
(答案→)B. Although
C. If
D. Once
解析:句意:尽管地球的表面覆盖着水,但是淡水还是稀少的和宝贵的。as因为;although尽管; if 如果; once一旦。根据句意故选B。
时间:2020-07-30 09:34:34
most of the earth’s surface is covered by water, fresh water is very rare and precious.
A. As
B. Although
C. If
D. Once
A. As
(答案→)B. Although
C. If
D. Once
解析:句意:尽管地球的表面覆盖着水,但是淡水还是稀少的和宝贵的。as因为;although尽管; if 如果; once一旦。根据句意故选B。