The collision event is an【 indicator 】of the tens
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The collision event is an【 indicator 】of the tension between the two Middle East countries.
A.sign
B.signal
C.symbol
D.predicament
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答案:B
indicator:指示器,显示器,这里可引申为某种信号。题干意思为:冲突事件是这两个中东国家局势紧张的一个信号。sign:符号,记号,迹象; signal:信号,暗号;symbol: 象征,表征; predicament:困境,窘境。经过分析,B选项最为切合题意。
