问题补充：
Do you think true that is hard work that leads to success?
A. it; it
B. it ; what
C. that; it
D. what which
答案：
(答案→)A. it; it
B. it ; what
C. that; it
D. what which
解析：这题考察的句型是:think it+adj+that从句,that引导的是宾语从句,it是形式宾语,在that从句中,是强调句型,it is+强调部分+that,句意是:你认为是勤奋导致成功是怎的吗?选A.
