异丁烯的臭氧化反应:14_____catch up with others,we are determined to study harder.
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解释一下原因Ain order to Bso as to C So that D In order that
A
In order to 后面直接跟动词
In order that 跟从句
so as to 一般不用于句首
A in order to 为了做某事,他可以引导从句
选A in order to
B项一般用在句子中间起连接作用。
C项意思不对
D项后面接从句