Question

I _______ impossible for _______ to work out the maths problem.

A. do found it; he
B. found that; he
C. did find it; him
D. does find it; him

Answer 1

答案C
第一个空考查do用作助动词表示强调和要用it作形式宾语；第二个空考查不定式复合结构，故选C。