Question

________ that all mountain roads were closed.

A．So became the dangerous weather	B．So dangerous did the weather become
C．So dangerous became the weather	D．Dangerous the weather became so

Answer 1

B

考查倒装句。So+ 形容词或副词放在句首使用部分倒装，借助于助动词，故选B。句意：天气变得如此的危险以至于所有的山路被关闭了。