Tom didn't go to school_______ this morning because he overslept.A.at once B.on timeC.by accide

题目简介

Tom didn't go to school_______ this morning because he overslept.A.at once B.on timeC.by accide

题目详情

Tom didn't go to school_______ this morning because he overslept.
A.at once B.on timeC.by accident D.at present
题型:单选题难度:中档来源:不详

答案

B
考查词语辨析。at once “立刻;马上”;on time“按时”;by accident“偶然”;at present“目前;现在”。句意为“汤姆今天早晨没有按时上学,因为他睡过了头”故选B.

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