在此結構中it為形式賓語，不定式短語作真正的賓語。例如：
I find it very interesting to play football.
我發(fā)現(xiàn)踢足球很有趣。
She thinks it her duty to help us.
她認為幫助我們是她的職責。
14. get ready for sth./to do sth.
get ready for sth.意為“為某事做準備”；get ready to do sth.意為“準備做某事”例如：
We are getting ready for the meeting.
我們正在為會議做準備。
They were getting ready to have a sports meet at that moment.
他們那時正準備開運動會。
15. get/receive/have a letter from收到……的來信，相當于hear from
Did you receive a letter from John？
你收到約翰的來信了嗎？
I got a letter from my brother yesterday.
我昨天收到了我弟弟的一封來信。
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