-How much difficulty did you have this problem? ---. Its quite easy.A. to solve Nothi

问题补充：

---How much difficulty did you have this problem?

---. Its quite easy.

A. to solve, Nothing

B. solving; None

C. to solve, None

D. solving; Nothing

答案：

A. to solve, Nothing

(答案→)B. solving; None

C. to solve, None

D. solving; Nothing

解析：句意：---解决这个问题你有多少困难。---一点也没有，它相当容易。Have difficulty doing sth.故当回答how much多少的时候应该用none，当回答what的时候应该用nothing；选B。