【題目】It’s raining outside. Don’t leave ______ it stops.

A. when B. until C. though D. so

【答案】B

【解析】句意:外面在下雨,直到雨停再離開吧。when時候;until直到時候;though盡管;so因此。這句話使用的句型是not…until…,直到時候,才…。故選B。

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