_______we were walking along the river, we heard a cry for help. [ ]A. While B. Until C. After D. Be

题目简介

_______we were walking along the river, we heard a cry for help. [ ]A. While B. Until C. After D. Be

题目详情

_______  we were walking along the river, we heard a cry for help.
[     ]
A. While
B. Until
C. After
D. Before
题型:单选题难度:中档来源:江苏省月考题

答案

A

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