Question

这个题答案是啥？

Answer 1

we had trouble _______ the path through the forest.

A. to find

B. for finding

C. finding

D. with finding

解析：C. 该题测试固定搭配  have trouble ( in ) doing的用法，

in可以省略，意思是“吃力地做某事”。

译：我们很难找到穿过森林的路。

Answer 2

be trouble 接to... ...
have trouble 接（in）+ing
答案C

Answer 3

答案选a，Have trouble to do something.根据这个句型。