2021年秋人教版九年级上册英语作业课件：Unit6单元易错点精讲精练.ppt

2023/6/112021年秋人教版九年级年秋人教版九年级上册英语作业课件：上册英语作业课件：Unit6单元易错点精讲精单元易错点精讲精练练易错点一：易错点一：be used for doing，be used to do，be used as与与be used by的辨析的辨析)【典例】【典例】Stamps are_used_for sending letters【精【精讲讲】be used for意意为为“被用来做被用来做”，介介词词for表用途表用途，后常跟名后常跟名词词或或动词动词ing形式形式，可与可与be used to do互互换换使用；使用；be used as意意为为“被用作被用作”，介介词词as表示表示“作作为为”，其后常跟名其后常跟名词词，强强调调用途；用途；be used by意意为为“被被使用使用”，介介词词by表示表示“被；由被；由”，后常跟后常跟动动作的作的执执行者。行者。【精【精练练】1The sweater is used to keep warm.(改改为为同同义义句句)The sweater is used _ _ warm.2电脑电脑被很多人使用。被很多人使用。Computers are _ _ many people.3它被用作茶它被用作茶壶壶。It is _ _ a tea pot.for keeping used by used as 易错点二：易错点二：smell的用法的用法)【典例】【典例】The flowers smell sweet.【精讲】【精讲】smell作名词时作名词时，意为意为“气味气味，味道味道”；作实义动词；作实义动词，意为意为“发出发出气味气味，闻到闻到气味气味”；还可作连系动词；还可作连系动词，意为意为“闻起来闻起来”，后后常跟形容词作表语。常见的连系动词还有：常跟形容词作表语。常见的连系动词还有：look看起来看起来，sound听起来听起来，taste尝起来尝起来，feel摸起来。摸起来。【精练】()4.Would you like to try some pizza?Yes，please.It _ lovely and _ nice.Asounds；seesBhears；turnsClooks；smells Dsound；watches()5.The air _ fresh after the rain.And the sky is blue.AfeelsBtastes Csmells Dsounds()6.The new sweater I bought for my grandma _ soft.She likes it very much.Alooks Bsmells Ctastes DfeelsC C D 易错点三：take place与happen的辨析)【典例】The sports meet will take place next Thursday.【精讲】take place意为“发生”，通常指事先安排或有准备的事情或活动；happen也意为“发生”，常指具体事件的发生，尤指偶然的或未能预见的事情的发生。两者均不能用于被动语态。【精练】7今天上午她出车祸了。A car accident _ _ her this morning.8五四运动发生在一九一九年。The May Fourth Movement _ _ in 1919.()9.The 1st National Youth Games _ in Fuzhou in 2015.Atakes place Btook placeCis taken place Dwas taken placehappened to took place B 易错点四：易错点四：stop.from doing sth.的用法的用法)【典例】【典例】We must stop middle school students from_doing some dangerous sports in PE classes.【精【精讲讲】stop.(from)doing sth.意意为为“阻止阻止做某事做某事”，其中其中from可以可以省略。省略。该该句型可与句型可与prevent/keep.from doing sth.互互换换使用。但要注意使用。但要注意keep.from doing sth.结结构中的构中的from不可省略。不可省略。【精【精练练】10The heavy rain stopped us from arriving on time.(改改为为同同义义句句)The heavy rain _ us _ arriving on time.11她阻止了那个男孩子爬她阻止了那个男孩子爬树树。She _ that boy _ a tree.prevented from stopped climbing 易错点五：not only.but also，both.and.，either.or.与neither.nor的辨析)【典例】The nurse was not_only beautiful but_also helpful.【精讲】not only.but also.意为“不但而且”，连接并列的句子成分。当连接并列主语时，谓语动词遵循就近原则。both.and.意为“与两者都”，连接并列的句子成分。当连接并列主语时，谓语动词用复数形式。either.or.意为“或者或者；要么要么”，连接并列的句子成分。当连接并列主语时，谓语动词遵循就近原则。neither.nor.意为“既不也不”，连接并列的句子成分。当连接并列主语时，谓语动词遵循就近原则。【精练】12Not only he but also his parents _(be)interested in music.()13.I have only two tickets for TF Boys concert._ you _ he can go with me.AEither；or BNeither；norCBoth；and DNot only；but alsoare A