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He made a mistake,but then he corrected the situation ________ it got worse.

时间:2022-06-09 20:43:59

He made a mistake,but then he corrected the situation ________ it got worse.

A.until

B.when

C.before

D.as

答案及解析: C

解析:

该题考查从属连词用法.句意是“他犯了个错误,但之后及时改正了,没有使情况恶化”.before有“否则,不然”的意思.如:I'll write it down before I forget it.我得记下来以免忘了.答案为C.

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