1.不可数或可数问题
A.表示抽象的“困难、费力、艰难、难度、辛苦”时是不可数名词，此时既不能与不定冠词连用，也不能有、以复数形式出现：
She spoke with difficulty.她说话很困难。
The changes were made with surprisingly little difficulty.
这些变化几乎没有遇到阻力，简直不可思议。
He spoke slowly and with great difficulty.
他话说得很慢，而且很吃力。
They showed great perseverance in the face of difficulty.
他们面对困难表现了坚强的毅力。
perseverance [ˌpɜːrsəˈvɪrəns]
n.毅力;韧性;不屈不挠的精神
The tasks have been ranked in order of difficulty.
按照困难程度对工作进行了分类。
rank [ræŋk]
n.等级;军衔;(尤指较高的)地位，级别;军阶;警衔;普通士兵;（团体或组织的）成员;队列，行列;排
v.排列;把…分等级;属于某等级;使排成行
adj.难闻的;恶臭的;(强调质量、状况等)极端的，糟糕的;疯长的
I think the problem can be got over without too much difficulty.
我认为这个问题不太难解决。
He found the place without difficulty.
他毫不费力地找到了那地方。
We found the house without difficulty.
我们轻而易举就找到了这栋房子。
I stumbled through the piano piece with difficulty.
我断断续续地好不容易弹完了那支钢琴曲。
stumble[ˈstʌmbl]
vi.绊倒;绊脚;跌跌撞撞地走;蹒跚而行;(不顺畅地)说，读，演奏
n.绊脚，失足;差错，失误;过失，失败
I don’t have much difficulty with English Grammar.
我在英语语法方面没有多大困难。
We found the house without difficulty.
我们轻而易举就找到了这栋房子。
They discussed the difficulty of studying abroad.
他们讨论了到国外学习的困难。
I had considerable difficulty (in) persuading her to leave.
我费了好大的劲说服她离开。
I had no difficulty (in) making myself understood.
我毫不费力地表达了自己的意思。
Do you have difficulty getting up?
你能站起来吗？
She has lots of good ideas, but she has difficulty formulating them.
她有很多好的想法，但就是不善于表达。
formulate[ˈfɔːrmjuleɪt]
vt.制定;制订;规划;构想;准备;确切表达;认真阐述
He's a real genius but he has difficulty verbalizing his ideas.
他确实是个天才，可是难以用语言表达他的思想。
verbalize [ˈvɜːrbəlaɪz]
v.用言语(或文字)表达
Teenagers often have difficulty expressing themselves.
十来岁的孩子在表达思想方面常常有困难。
She was having difficulty following his perverted logic.
她很难理解他那反常的逻辑。
perverted [pərˈvɜːrtɪd]
adj.反常的;变态的
pervert [pərˈvɜːrt , ˈpɜːrvɜːrt]
vt.败坏;使走样;误导;误用;腐蚀;侵害;使堕落
n.性变态者
I had considerable difficulty persuading her to leave.
我费了好大的劲说服她离开。
I was having difficulty in staying awake.
我正困得睁不开眼。
The patient was perceived to have difficulty in breathing.
发现病人呼吸困难。
B.用于指具体的困难、难处、难事、难点时，difficulty就是一个可数名词：
Our jobs overlap slightly, which sometimes causes difficulties.
我们的工作略有重叠，所以有时引起一些困难。
overlap [ˌoʊvərˈlæp , ˈoʊvərlæp]
v.重叠;(物体或时间上)部分重叠;交叠;（范围方面）部分重叠
n.(范围方面的)重叠部分;(物体的)重叠量;(两事发生的)重叠时间;交接时期
Every job has its difficulties and frustrations.
每个工作都有困难和令人懊恼之处。
frustration [frʌˈstreɪʃn]
n.挫败;沮丧;受挫;懊丧;懊恼;令人懊丧(或懊恼、沮丧)的事物;受阻;阻止
The way ahead is strewn with difficulties.
前面的道路布满艰难险阻。
strewn [struːn]
adj.布满的;撒满的
strew [struː]
vt.把…布满(或散布在);在…上布满(或散播);布满;撒满;散播在…
过去式： strewed过去分词： strewed strewn
The public was more forgiving of the president's difficulties than the press and fellow politicians.
公众比报界和总统的政界同事更能体谅他的难处。
It was a time fraught with difficulties and frustration.
这是一个充满困难和挫折的时期。
children with severe learning difficulties
学习上有严重困难的孩子
severe [sɪˈvɪə(r)] adj.严峻的;严厉的;极为恶劣的;十分严重的;重的;苛刻的;艰难的;过于简朴的
Several pupils were designated as having moderate or severe learning difficulties.
几名学生被认定有一定或严重学习困难。
designate [ˈdezɪɡneɪt]
vt.命名;指定;选定，指派，委任(某人任某职);标明;标示;指明
adj.(已受委派)尚未上任的;(已当选)尚未就职的
We've run into difficulties/difficulty with the new project.
我们在这项新工程中遇到了难题。
He got into difficulties while swimming and had to be rescued.
他游泳时遇险，只好靠人营救。
rescue [ˈreskjuː]
vt.营救;援救;抢救
n.救援;营救;抢救;获救;营救行动
The bank is in difficulty/difficulties .
这家银行处境困难。
The company has got itself into difficulties.
公司本身陷入了困境。
You have to admit that you are, in fact, in difficulties.
你不得不承认，你事实上是陷入了困境。
You soon get used to the little difficulties.
你很快就会习惯这些小小的不便了。
His increasing financial difficulties forced him to take desperate measures.
不断增加的经济困难迫使他采取了铤而走险的办法。
financial faɪˈnænʃl]
adj.财政的;金融的;财务的;有钱的
n.金融统计数据;金融公司的股票
desperate [ˈdespərət]
adj.(因绝望而)不惜冒险的，不顾一切的，拼命的;绝望的;孤注一掷的;铤而走险的;非常需要;极想;渴望;极严重的
She had got into financial difficulties.
她陷入了财务困境。
I've had some difficulties, but they were nothing compared to yours.
我遇到了一些困难，但与你的困难比起来就算不上什么了。
Cases of breathing difficulties increase in lockstep with air pollution.
呼吸困难的病例随空气污染的加剧而增加。
lockstep [ˈlɒkstep] n. 齐步走(步伐);同生同变
2.句型：要记住这个句型里的difficulty是不可数名词哦
have difficulty (in) doing sth 做某事有可能
have no difficulty (in) doing sth 做某事没有困难
I had considerable difficulty (in) persuading her to leave.
我费了好大的劲说服她离开。
I had no difficulty (in) making myself understood.
我毫不费力地表达了自己的意思。
In her twenties and thirties she had no difficulty getting jobs.
她在二三十岁时找工作一点也不困难。
We have much difficulty ( in) understanding what he says.
我们要理解他说的话有不少困难。
Anyone around you will have no difficulty in telling his regrets.
你身边的任何人都会毫不费力地说出他的遗憾。
Most people have very little difficulty in seeing why a Van Gogh is a work of genius.
多数人不难理解为什么凡·高的作品是天才之作。
We should have very little difficulty getting him round to our way of thinking.
要说服他接受我们的思想方法，我们不会有多大困难。
They had little difficulty in getting away from the puppet guards.
他们不费事地从伪看守手中逃掉了。
puppet [ˈpʌpɪt]
n.木偶;傀儡
They had great difficulty in finding the house in the forest.
他们费了好大劲才找到森林里的房子。
They had some difficulty in carrying out their plan.
他们在执行计划时遇到一些困难。
I had some difficulty at first recalling why we were there.
刚开始回想我们为什么会在那儿时我有些费劲。
I have some difficulty ( in) answering the question.
回答这个问题我有点困难。
I had some difficulty getting in touch with him.
我和他联系有不少困难。