问题
选择题
— What did your parents think about your decision?
— They always let me do _______I think I should.
A．when
B．that
C．how
D．what
答案
答案：D
题目分析: 句意：——你父母认为你的决定怎样呢？——他们总是让我做我认为应该做的事情。根据结构可知此处是宾语从句，从句缺少宾语，用连接代词，that引导名词性从句不做成分，答案选D。