Tom rushed into the house his mother was cooking.A. as B. before C. while D. after

发布时间：2020-08-23 00:03:53

Tom rushed into the house     his mother was cooking.
A. as
B. before
C. while
D. after

网友回答

A. as
B. before
(答案→)C. while
D. after
解析：句意：他的妈妈正在做饭的时候，汤姆跑进了房子。while当…时候，强调动作同时发生，必须和延续性的动作连用，多用现在进行时态；as多强调伴随的关系，强调渐进性；before在…之前；after在…之后，故选C.
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