题目内容
17．I was not sure _______ I had the qualification for the job，but I applied for it anyway．（ ）| A． | that | B． | whether | C． | what | D． | how |
分析 我不确定是否我有资格胜任这份工作，但是无论如何我还是申请了．
解答 答案B．
that引导名词性从句，不做成分，没有任何意义，不用翻译，只起连接作用，表示"某事物确定"的意思，根据前面的语境"I was not sure"可以排除A项；what引导名词性从句，做主语或宾语成分，但是从句"_______ I had the qualification for the job"不缺主语和宾语，可排除C项； how如何；怎样，根据句子所表达的意思和前面的语境可排除D项；whether是否，表示"某事物不确定"的意思，并且与前面的语境"I was not sure"相符合，应该选用whether，故答案选B．
点评 本题考查宾语从句．宾语从句可分为：1．动词的宾语从句；2．介词的宾语从句；3．形容词的宾语从句．
本题从句就是做形容词sure的宾语，是一种形容词的宾语从句．
常用来引导宾语从句的形容词有：sure，certain，glad，please，happy，sorry，afraid，satisfied，surprised
例如：I am sure I will pass the exam．我确信我会通过考试．
I am sorry that I have troubled you so long．很抱歉我这么长时间在打扰你．
He is glad that Li Ming went to see him when he was ill．他很高兴在他生病的时候李明能去看望他．
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