We ______ careful when we are walking across the road. There are too many vehicles now. [ ]A. can be

题目简介

We ______ careful when we are walking across the road. There are too many vehicles now. [ ]A. can be

题目详情

We ______ careful when we are walking across the road. There are too many vehicles now.

[     ]

A. can be
B. may be
C. must be
题型:单选题难度:偏易来源:山西省中考真题

答案

C

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