动词填空专项
25-26.it is impossible ________(understand) what you are trying _______(say).
to understand to say be impossible to do sth try to do sth 都是固定搭配
to understand to say It + is + 形容词+to do sth 在这里 It 作形式主语 动词不定式作真正的主语 我们也可以写成 doing sth is +形容词 try to do 试图去做某事
to understand ,to say
答:B 被动语态,be found to do. A中的made与found均为过去分词,冲突!详情>>
问:hArd work 和hArd--working有什么区别
答:一个是名词 一个是形容词撒详情>>