问题
选择题
The experiment turned out to be ________, which wasn’t ______ they wanted.
A．a completely failing; as
B．a complete failure; what
C．completely failure; that
D．failed; 不填
答案
答案：B
某些抽象名词具体化后变成可数名词，前可加冠词。failure在此意为“一次失败的事”。第二空的what引导一个表语从句，what在从句中充当wanted 的宾语