单选题 I've tried several weeks, but still have some difficulty ______.
A. in high jump
B. to jump high
C. with high jump
D. with jumping high

【正确答案】 C

【答案解析】[解析] have difficulty 后可跟in doing sth. 和with sth.；high jump 是名词词组，意“跳高”。
[解题秘籍] 与difficulty 搭配的介词有in，后跟动名词，有with，后跟名词。