1. 动名词（动词-ing形式）
结构：have difficulty (in) doing something
例句：
She has difficulty understanding the instructions.
They had no difficulty finding the hotel.
注意：介词 in 可以省略（口语中更常见），但含义不变。
2. with + 名词/代词
结构：have difficulty with something
例句：
He has difficulty with math.
Do you have difficulty with this task?
常见错误：
❌ 错误：have difficulty to do something
✅ 正确：have difficulty doing something
其他搭配：
可添加修饰词（如 some, no, much）：
I have some difficulty speaking French.
She had no difficulty passing the exam.
类似表达：
have trouble doing something（用法相同）
例：They had trouble sleeping last night.
如果有具体句子需要分析，可以进一步讨论！
