“have n. in doing sth” 它不仅是一个常考句式，而且在写作中也是一个非常好用的“高级结构”。那么有哪些名词也适用于这一结构呢？

1）have difficulty (in) doing sth，表示“做某事有困难”

difficulty是不可数名词，其前可加some, little, much, a lot of, no, any等修饰

　eg: I always have difficulty (in) pronouncing new words. 对新单词的发音我总是有困难。

We have much difficulty (in) understanding what he says. 我们要理解他说的话有不少困难。

注意：have difficulty with sth，表示“在某方面有困难”.With后面接名词或代词。

eg: I have difficulty with English. 我在英语学习方面有些困难.

2）have fun (in) doing sth，表示“做某事有意思（有趣）”

eg: I had great fun in playing cards with them. 我和他们玩纸牌玩得非常高兴。

We had fun riding our bicycles to the park. 我们骑自行车去公园玩得很开心。

注意: 该句型中的动词 have 有时可用 find, There be 换之。 eg: There was great fun in playing cards with them.

我和他们玩纸牌玩得非常高兴。

3）have trouble (in) doing sth，表示“做某事有困难”

eg: I have some trouble in reading her handwriting. 我认她的笔迹有些困难。

We had no trouble (in) finding his house. 我们没费吹灰之力就找到了他的家。

注意：have trouble with sth，表示“在某方面有困难。 With后面接名词或代词。

eg: I have trouble with my English。我在英语方面有困难。

4）have bother (in) doing sth，表示“做某事费劲”

eg: Did you have much bother (in) finding his office? 你是不是费了很大的劲才找到他的办公室？

5）have problem (in) doing sth，表示“做某事有困难”

eg: Did you have any problems (in) getting here? 你到这儿来遇到困难了吗？

注意：若表示“做某事的困难，费心费力去做某事”，

句式为 go to the problem of doing sth

6）have a good time (in) doing sth，表示“做某事很开心”，“玩得开心”。

eg: We had a good time (in) playing tennis. 我们打网球打得很开心。

好了同学们，今天的语法课程就到这里了。有两道题目供大家巩固知识点，加深印象。

（ ）1. I’m sure you’ll have no ______ the exam.

A. difficulty to pass B. difficulties to pass

C. difficulties passing D. difficulty passing

（ ）2. Did you have any trouble_______the post office?

A. to have found B. with finding

C. to find D. in finding