English is difficult . Nobody can learn to use it in a few minutes.
A. learning
B. to be learned
C. learned
D. to learn
网友回答
A. learning
B. to be learned
C. learned
(答案→)D. to learn
解析：考查非谓语动词。在“主语+be+形容词+不定式”句型中,有时主语是不定式结构的逻辑宾语,这是应用主动形式表示被动含义。适合于此结构的形容词比较多,最常用的有amusing(有趣的), cheap(便宜的), dangerous(危险的), difficult(困难的), easy(容易的), important(重要的), nice(令人愉快的), pleasant(愉快的)等,故用D。