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The traffic in Beijing will be better when Subway Line 16 into service.A. would be put B. was putC.

编辑:chaxungu时间:2026-04-27 02:59:08分类:高中英语题库

【题目】The traffic in Beijing will be better when Subway Line 16 ______ into service.

A. would be put B. was put

C. will be put D. is put

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【答案】D

【解析】分析句子,可知主语Subway Line 16与谓语动词put之间是被动关系;同时,这是一个由when引导的时间状语从句,在时态上“主将从现”。根据句意,可知选C。句意:当地铁16号线被投入使用的时候,北京的交通将会好多了。