he is difficult to get along with 这句话的动词不定式做什么成分?可以换成动名词吗?

He found it difficult to sleep.为什么is省略? He is busy to work out the difficult problem. 改错 To understand what he is saying is too difficuTo understand what he is saying is too difficult =（ ）（ ）too difficult to understand what he is saying the apple is difficult to reach.------is------to reach the apple.the apple is difficult to reach.------is------to reach the apple.he is too young to go to school now.he is-----old------to go to school now. He is rather difficult to make friends He is rather difficult to make friends with,but his friendship,once gained,is more true than any other. He is _____to do the work.He has the ______(able) to finish the difficult work. Sometimes it is difficult to solve problems related to g ----- gap 根据句意和首字母 He finds German (g ）very difficult. he is a ___(able) boy .It is difficult forhim to swim quickly It is a little difficult to c_____ someone when he or she is excited. he is difficult to deal with 中的to deal with在句中做什么成分 Mr.right is difficult to is difficult to同义词是什么 is------difficult to learn English well?A.this B.that C.he D.it Chinese is _____(difficult) for Dave to learn.He can't understand it. Is （ ） difficult to learn English well?A.this B.that C.he it is difficult for him to swallow ahything dry because he has little appetite.的翻译 () it is difficult,he tries his best to do it well.填空