题目内容
Food shortage will long be a worldwide problem _______ much has been done to supply enough for everyone.?
A. before B. if?
C. since D. although?
D?
解析:
本题考查状语从句;虽然为满足每一个人的需求做了大量的工作,但食物缺乏仍然是一个长期的问题,所以选although。
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题目内容
Food shortage will long be a worldwide problem _______ much has been done to supply enough for everyone.?
A. before B. if?
C. since D. although?
D?
本题考查状语从句;虽然为满足每一个人的需求做了大量的工作,但食物缺乏仍然是一个长期的问题,所以选although。