2. 外语
  3. They did the experiment______ their chemistry teacher had instructed.

They did the experiment______ their chemistry teacher had instructed.

admin2014-03-10  38
问题 They did the experiment______ their chemistry teacher had instructed.
选项 A、as
B、though
C、until
D、when
答案A
解析 连词的含义与用法。as作为连词可以引导方式状语从句，表示“按照，依照；正如；像”。until和when引导时间状语从句，though引导让步状语从句，但它们引导的从句都应该是完整句，而本句中的instruct是及物动词，必须带宾语才能构成完整句，因此B、C和D项不正确。
转载请注明原文地址:https://kaotiyun.com/show/21UK777K
0

专业英语四级

相关试题推荐
随机试题
最新回复(0)