be difficult

be difficult be difficult doing英语翻译 是be difficult to sb 还是be difficult for sb? be difficult to do是什么意思 That will be difficult是什么意思 prove to be difficult是什么意思? tbe difficult o与be difficult for的区别 英语翻译A that difficult B it difficult C that be difficult D it be difficult 各个选项 be+形容词(difficult) to do something造句 ____(predict)the future can be difficult be willing to do sth difficult是什么意思? 翻译：Geting places can sometimes be difficult. Drops to be very difficult是什么意思 the operation proved to be very difficult.it proved to be ___operation1 the difficult 2 a difficult选择哪一个,为什么 difficult be difficult to sb还是 be difficult for sb.? 到底该用哪个介词啊? 请问有be difficult to do sth 这个词组吗?be difficult XXXXX 还有什么词组? Predicting the future can be difficult.为什么加 be