1.I haven't found a place (to go to.)
2.I have got a lot of letters (to write).
3.here are some books (to read).
4.you will find plenty of work (to do).
5.you surely don't think I'msuch a fool sa (not to know that).
前面四个的不定式均用作定语,修饰前面的名词.
第五个的不定式作状语,表示结果,即用作结果状语. 句意为: 你不会以我会那样愚,以至于不知道这一点吧?!
you surely don't think (that)I'm such a fool sa
宾语从句