The conflict between Gadhafi’s government army and the rebels in Libya made difficult for

问题补充：

The conflict between Gadhafi’s government army and the rebels in Libya made difficult for the foreigners to leave the country.

A. so

B. much

C. that

D. it

答案：

A. so

B. much

C. that

(答案→)D. it

解析：本题考查代词。题中it作形式宾语，真正的宾语为to leave the country，故选D。