六年级英语do和does的用法

Do和Does的用法作为助动词的do和does是没有词义的，它们在句中的构成一般现在时的疑问句和否定句。三单用does,复数用do●询问动物是否喜欢什么句型：Dosnakeslikemusic?【复数,用do提问，they答】肯定回答：Yes,theydo.否定回答：No,theydon’t.Doessnakelikemusic?【单数，用does提问，it答】肯定回答：Yes,itdo.否定回答：No,itdon’t.●询问别人是否经常干某事句型：Doyouoften…?你经常干什么吗？回答：Yes,Ido/No,Idon’t.例：Doyouoftenplaygames?你经常玩游戏吗？Yes,Ido/No,Idon’t.●询问别人是否想要干某事句型：Doyouwantto+动词原形?你想干什么吗？肯定回答：Yes,I(we)do/Yes,please.否定回答：No,I(we)don’t/No,thankyou例：Doyouwanttodrinkacoffee?你想喝一杯咖啡吗？Yes,I(we)do/Yes,please.No,I(we)don’t/No,thankyou练习题：needforbreakfast?Somemilkandanegg.anywantsomemilk.Benandyoulikevegetables?No,we___.gotoschool?Byunderground.friendhavelessonseveryday?No,he__.fatherdo?He'sashopassistant.,__makeanoiseinclass,please.herhomeworkatathome.三将下列句子改为否定句和一般疑问句domyhomeworkathome.否定句：一般疑问句：haveapicniconSundays.否定句：一般疑问句：rideshisbicycleatfouro'clock.否定句：一般疑问句：goestobedathalfpastnine.否定句：一般疑问句：'sfathergetsupatquarterpastsixeverymorning.否定句：一般疑问句：