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Children’s brains cannot develop properly they lack protein.A. becauseB. sinceC. whenD. u
Children’s brains cannot develop properly they lack protein.A. becauseB. sinceC. whenD. u
发布时间:2020-08-17 10:51:14
Children’s brains cannot develop properly they lack protein.
A. because
B. since
C. when
D. unless
网友回答
A. because
B. since
(答案→)C. when
D. unless
解析:整个句子的意思是:如果孩子缺少蛋白质,他们的大脑就不能适当的发展。在本题中的when引导的是一个条件状语从句,相当于if。Because因为,since自从,因为,unless除非,所以选C。
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