With the address to help him he had no in finding her new house.A. difficultiesB. difficu

问题补充：

With the address to help him he had no in finding her new house.

A. difficulties

B. difficulty

C. troubles

D. mistkes

答案：

A. difficulties

(答案→)B. difficulty

C. troubles

D. mistkes

解析：difficulty相当于trouble，意为“麻烦”、“困难”是不可数名词。