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This line was carrying equal number of eastbound and westbound trains, and they
This line was carrying equal number of eastbound and westbound trains, and they
游客
2024-05-28
18
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问题
This line was carrying equal number of eastbound and westbound trains, and they _________ regularly.
选项
A、altered
B、alternated
C、switched
D、exchanged
答案
B
解析
考点 单词辨析题。圣要辨析近义动词之间的细微区别。alter“修改,改动,改变,改建”;alternate“交替,轮流,改变,依次”;switch“转换,转变”;exchange“交换,调换,兑换,交流,交易”。在这里,应是“轮流、依次”之意,故可选B)。
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