The factory has been closed a year ago.A. alreadyB. sinceC. forD. yet

发布时间:2020-08-21 13:22:44

The factory has been closed      a year ago.
A. already
B. since
C. for
D. yet

网友回答

A. already
(答案→)B. since
C. for
D. yet
解析:本题考查介词since的使用。本题的含义为自从一年前这家工厂就已经关闭了。since引导时间状语,主语使用完成时态,表示“自从…”的含义,与本题相符。而already为副词表示已经的含义,yet为副词表示已经或者是还的含义,for表示达或计的含义,后跟时间长度,后三个单词与本题意思不符,故本题选B。
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