一、作"留下"、"丟下"、"落下",常表示某物落在/忘在某地。如: You'd better leave your address and telephone number.你最好留下你的地址和電話號(hào)碼。Better take off your shoes and leave them outside.最好把鞋脫掉,放在外面。I left my key in the readingroom.我把鑰匙忘在閱覽室了。二、 表示"留給"、"交給",一般與介詞with或to搭配。如:Leave it with / to me and I'll see what I can do.把它交給我,我就知道該怎么辦。He has left a number of books with / to me.他把好些書都存在我這兒/留給了我。We didn't find him and left word (或a message) with his neighbours.我們沒找到他,于是就托他的鄰居留了個(gè)條。(不用to,因?yàn)楸銞l還要交給別人)注意: leave sth with sb, 表示"暫存",以后還要取回。leave sth to sb, 表示以后不再索還。三、 leave作使役動(dòng)詞,表示"使/ 讓……保持某種狀態(tài)"。① 用形容詞作賓語補(bǔ)足語Leave the door open when you go out.出去時(shí),不要關(guān)門。His illness left him very weak.他生病以后,身體很虛弱。② 用不定式作賓語補(bǔ)足語Leave him to do it himself.讓他自個(gè)兒去做。They killed the bison, cut off the skins and left the bodies to rot.他們把野牛殺死剝皮,尸體就任其腐爛。What we've done leaves much to be desired.我們的工作還有很多不足之處。③ 用現(xiàn)在分詞作賓語補(bǔ)足語They walked off and left me sitting there alone.他們走開了,讓我一個(gè)人坐在那兒。He went out, leaving his papers lying open on the desk.他出去時(shí),把他的文件攤在桌子上。④ 用過去分詞作賓語補(bǔ)足語Did you leave the doors and windows properly fastened?你把門窗關(guān)好了嗎?He left a few questions unanswered.他還有些問題沒有作答。⑤ 還可用名詞、介詞短語等作賓語補(bǔ)足語His parents both died last year, leaving him an orphan.他父母去年雙雙去世,留下他成為一個(gè)孤兒。He left his schoolbag on the playground. 他把書包丟在操場(chǎng)上了。