John was walking to school, he saw a cat in a tree.A. BecauseB. SinceC. WhileD. If

发布时间：2020-08-23 03:22:09

    John was walking to school, he saw a cat in a tree.
A. Because
B. Since
C. While
D. If

网友回答

A. Because
B. Since
(答案→)C. While
D. If
解析：A. Because因为      B. Since自从…          C. While 当…时候         D. If假如；句意：当约翰在走路上学的路上，看见了树上有一只猫。题目中用了过去进行时，while多于进行时态连用而且多于表示延续性的动词连用，故选C
以上问题属网友观点，不代表本站立场，仅供参考！