新概念一册L103知识点讲解

新概念一册L103知识点讲解

2016-05-08    08'06''

主播: Lydia徐

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介绍:
sb. be adj. enough to do sth. sb. be too adj. to do sth. it/sth. be adj. enough for sb. to do sth. it/sth. be too adj. for sb. to do sth.