People think “SOS” is the simplest and common to make, in time of danger or disaster. A. mark B. si...
2023-01-27 11:10:18 190次 2010年武汉二中高一期末考试 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
People think
“SOS” is the simplest and common to make,
in time of danger or disaster.
A. mark B.
sign C.
signal D.
remark
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