如题所述
第1个回答 2008-08-06
〔透视〕①have sb./sth.do sth.与have sb./sth.doing sth.两者都是宾语发出的主动动作。前者指 “使某人/物做某事(指一次性的具体的动作)”;后者指“使某人/物一直处于某种状态”,常接一段时间作状语。②have sth.done这一结构中的宾语与宾补动词是被动关系。③have sth. to do这一结构中的have意为“有”,即“有某事要做”。解题时要注意这四个结构的形式变化,如对宾语提问、被动结构等。
〔精练〕用括号内所给动词的适当形式填空。
6. a computer does only what thinking people have it ____(do).
7. who did you have____(paint) the wall yesterday?
8. i'm sorry i can't help you because i have a lot of letters_____(answer).
9. the villagers are going to have a new bridge _____(build) over the river.
10.who had the candle______(burn) throughout the whole night?
11.what have they had______(do) to stop the pollution from the chemical works?
〔精练〕用括号内所给动词的适当形式填空。
6. a computer does only what thinking people have it ____(do).
7. who did you have____(paint) the wall yesterday?
8. i'm sorry i can't help you because i have a lot of letters_____(answer).
9. the villagers are going to have a new bridge _____(build) over the river.
10.who had the candle______(burn) throughout the whole night?
11.what have they had______(do) to stop the pollution from the chemical works?
第2个回答 2008-08-07
第一句是现在完成时,译为“已经做某事”。第二句是现在进行时,译为“正在做某事”。第三句是一般现在时,译为“要去作某事”。本回答被提问者采纳