问题补充:
The reason their failure you know is they didn get fully prepared for the experiment.
A. why, that
B. that, why
C. for, that
D. why, because
答案:
A. why, that
B. that, why
(答案→)C. for, that
D. why, because
解析:
试题分析:重点在句子成分分析,is 为主句谓语。You know 为定从 that 引导表语从句。
for 表“对于”。句意:对于你知道的他们失败的原因是他们没有为实验做充足的准备。故选C