题目内容
17、 Some people waste a lot of food ____ others in the world haven’t enough to eat.
A. after B. when C. as D. while
试题答案
17、D
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题目内容
17、 Some people waste a lot of food ____ others in the world haven’t enough to eat.
A. after B. when C. as D. while
试题答案
17、D