He found it increasingly difficult to read, ______ his eyesight was beginning to fail.A.thoughB.forC

题目简介

He found it increasingly difficult to read, ______ his eyesight was beginning to fail.A.thoughB.forC

题目详情

He found it increasingly difficult to read, ______ his eyesight was beginning to fail.
A.thoughB.forC.butD.so
题型:单选题难度:中档来源:不详

答案

B
句意为:他发现阅读逐渐地困难起来,因为他的视力开始慢慢下降。A项意为“尽管”,B项为“因为,由于”,表明附加或推断的理由,引导的分句前常有逗号,for分句一般不放于句首。But表示转折,so表示“因此”。根据句意可以知道,后面一句话是用来解释说明前一句的,所以用B项最佳。

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