如：Bad planning will lead to difficulty later. 计划不周会给以后带来困难。(2) 表示具体意义的“困难”(如难事、难点、难题等)，是可数名词。如：He paused as if he found a difficulty. 他停下来，好像遇到了一个难点。He met with many difficulties when travelling. 他在旅行进遇到过不少伤脑筋的事。(3) 在某些词组中是不可数名词(只用单数)。如：with difficulty 困难地 without difficulty 容易地而在某些词组中又是可数名词(且通常要用复数形式)。如：make difficulties 刁难 under difficulties 在困难条件下(4) 在某些词组中可用作可数名词或不可数名词，有时意义相同： make no difficulty＝make no difficulties 无异议，不反对有时意义不同：be in difficulty 有困难 be in difficulties 手头拮据2. 关于句式 have difficulty in doing sth：(1) difficulty 通常是不可数名词；(2) difficulty 前可用 some, any, no, great, much, little等修饰;(3) 动词 have 可用 find, there be 等换之；(4) in doing sth 中的 in 可以省略，但不能改为 to do sth。There was no [little] difficulty in persuading her. 没费什么劲就说服她。I had [found] great difficulty (in) doing the work. 做这工作我觉得很吃力。若其后接名词或代词，也可用介词 with。Do you have any difficulty with [in] English? 你对(学习)英语有困难吗?
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