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当前位置:首页 > 幼儿/小学教育 > 小学教育 > 牛津深圳八年级上--U8-had-better-结构的用法(课件)
hadbetter结构的用法英语教研组目录1结构概述2结构用法3习题结构概述hadbetter(常简略为’dbetter)是一固定词组,hadbetter“最好”,用于表示对别人的劝告、建议或表示一种愿望。eg:You’dbettergohomenowbecauseit’stoolate.你最好现在回家,因为太晚了。结构用法一、hadbetter后面必须跟动词原形。hadbetter后跟动词原形(即不带to的不定式),构成:hadbetterdosth.如:1.你最好立即去医院看病。You'dbettergotohospitalatonce.2.汤姆,你最好今天去那儿。Tom,you'dbettergotheretoday.二、hadbetter的否定式。如:常用的否定形式是将否定副词not直接放在hadbetter的后面——hadbetternotdosth.如:1.你最好不要错过末班公共汽车。You______________missthelastbus.2.你最好后天不要动身去南京。YouleaveforNanjingthedayaftertomorrow.结构用法hadbetternothadbetternot结构用法三、hadbetter的疑问式。hadbetter通常不以普通疑问句的形式出现。但有时用于否定疑问句,常用结构为:Hadn't+主语+better...?作为一种劝告形式,常译为:...不认为该...吗?如:1.takeanumbrella?你不认为该带一把伞吗?2.askhimfirst?你不认为该先问问他吗?Hadn'tyoubetterHadn'tyoubetter结构用法四、hadbetter在反意疑问句中。在反意疑问句中,疑问部分一般用“had+主语?”,但有时可用“willyou?”表示一种请求或建议。如:1.You’dbetternotgoouttoday,?今天你最好不要外出,好吗?2.Imuststayathomethisafternoon.Youhadbettercometomyhouse,_________?今天下午我必须留在家里,你最好来我家,好吗?hadyouwillyou五、hadbetter在表示对别人劝告、建议时,不宜用于与陌生人、长辈及上级的交谈中。比较有礼貌的说法是:Itmightbebetterforyou...;Itwouldbebetterforyou...如:foryoutohelpme,Grandpa.爷爷,您最好能帮我一下。结构用法Itmightbebetter1.肯定式:2.否定式:3.否定疑问式:4.反意疑问式:5.委婉式:小结hadbetterdosth.hadbetternotdosth.Hadn't+主语+better...?...had+主语?/...willyou?Itmightbebetterforyou...;Itwouldbebetterforyou...学以致用下列各句都有一处错误,请改正。1.You'dbettertowaitformeattheschoolgate.2.Ihavebetterwritetohimnow.3.Youhadnotbettergothere.(去掉to)(have应改为had)(将not置于better后面)学以致用Workinpairsorgroups.You'dbetter...Makeupadialogue.Thedoctormayask:What’swrong?What’sthematter?AreyouOK?...Youmaytellthedoctor:Ihurtmyarm…Ihaveaheadache…Ifeelsick/cold....Thedoctormaysay:You'dbettertakethismedicine./haveagoodrest./stayhome./noteatjunkfoodnotplaycomputergame....1.I’mgettingfat.I_______toeattoomuch.2.Maryisnotfeelingwell.She_______stayathome.3.He_______tobehere,oughtn’the?4.Children_______playfootballinthestreet.5.They_______tolettheirdogsrunontheroad.6.She’salwaysshortofmoney.She_______spendtoomuch.7.Mikehasaweakbody,sohe_______todomoreexercise.8.Hopefulgetslowmarksatschool.He_______workharder.9._______Maygoswimmingthisafternoon?No,she_______.She_______doherhomeworkathome.10._______wetobuysomebatteries?
本文标题:牛津深圳八年级上--U8-had-better-结构的用法(课件)
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