初中英语allow的主动和被动语态知识精讲allow为及物动词,意思是“允许,准许”。其常见用法归纳如下:一、构成allowsbtodosth结构,表示允许某人做某事。【考题回放】Thegovernmentdidn’tallowpeople_______coalinanyBritishcity.(2004浙江丽水)A.burningB.toburnC.burntD.burn二、allow的后面可以接动名词作宾语,表示允许做某事,否定形式表示不准做某事。【考题回放】Youcanseethenosmokingsign—wedon’tallow______inthewards(病房).(2005江西)A.tosmokeB.smokedC.smokingD.smoke三、allow一般不用进行时态,如果与be动词连用,应考虑被动语态。【考题回放】(单词拼写)Thesecondisaboutsmoking.Ifyouareunder16,youarenota_____tobuycigarettes(香烟).(2005常州)四、如果allow用于被动语态,后面要接不定式;如果allow后是不定式形式,则要求allow为被动形式。【考题回放】(1)(动词填空)InEnglandnobodyundertheageofeighteen_______(allow)todrinkinapub(酒吧).(2005济南课改卷)(2)Pleasebequiet.Wearenotallowed____muchnoiseinthereadingroom.(2006江苏泰州)A.tomakeB.makeC.makingD.tomaking五、被动形式beallowed的后面也可以接介词短语或副词。【考题回放】(汉译英)大厅里也不准抽烟。(2005杭州)Keys:一、B二、C三、allowed四、(1)isallowed(2)A五、Smokingisnotallowedinthehall,either.