广州版八年级上册英语Unit7课内重点及语法.docx
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广州版八年级上册英语Unit7课内重点及语法.docx
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广州版八年级上册英语Unit7课内重点及语法
第十三讲
Unit7
◆知识探究
SteponeReading&Listening讲解
1.Whenwemakenewmemories,weloseoldones.
当我们形成新的记忆时,就会推动旧的记忆。
lose(lost,lost)及物动词,“失去,丢失”。
可指因事故或过失失去原有的东西,也可指人陷入深思中。
Ican’twritetoMrGreenbecauseIhavelosthisaddress.
2.Becausetheyenjoylearningaboutmemory.因为他们喜欢了解记忆力。
enjoy及物动词,“享......之乐,欣赏,喜欢”,后接名词,代词或动名词作宾语,不能接动词不定式。
Enjoydoingsth.喜欢做某事
Manypeopleenjoytravelingduringholidays.
【拓展】enjoy后接反身代词,反射代词就应在人称和数上与enjoy的主语保持一致,enjoyoneself与havagoodtime和havefun同义,“玩得开心”。
Didyouenjoyyourselvesatthepartylastnight?
=Didyouhaveagoodtime/havefunatthepartylastnight?
3.Becausetheywanttohelpstudentsimprovetheirmemory.
因为他们想帮助学生提高记忆力。
because连词,“因为”,其后接从句,陈述原因或理由,用来回答why引导的特殊疑问句。
--Whyisn’tLiPinghere?
--Becauseheisill.
注意:
because从属连词,引导原因状语从句,在英语中because和so不能同时出现在一个句子中,只能用其一,与汉语表达不同。
有类似用法的还有although(though)与but,它们也不能同时出现在一个句子中。
辨析:
because与becauseof
because
连词
引导原因状语从句,表示直接明确的原因或理由
Idon’tbuytheshirtbecauseitistooexpensive.
becauseof
介词短语
后接名词、代词或动名词,不能接句子
Hecan’ttakeawalkbecauseoftherain.
4.Towriteitdown.把它写下来。
writedown写下,记下,是动副短语,如果名词作宾语,一般位于writedown之后中,也可位于writh和down之间;如果代词作宾语,必须位于writh和down之间。
Pleasewritedownthesenewwords.
Thewordisimportant.Pleasewriteitdown.
5.Agreatwaytohelpyouremembersomethingistoimagineapictureofitinyourmind.
帮你记住某件事的一种有效方法就是在大脑里想像出它的一副画面。
(1)动词不定式短语tohelpyouremembersomthing作定语,修饰名词短语agreatway;动词不定式
toimagineapictureofitinyourmind作表语。
Ihavealotofworktodotoday.我今天有很多工作要做。
(动词不定式作定语)
Hehadnochancetogotoschoolthoeseyears.那些年,他没有机会上学。
(动词不定作定语)
Hisdreamistobeadoctor.他的梦想是成为一名医生。
(动词不定式作表语)
(2)help sb with sth 在某方面帮助某人 help oneself (to)请自便
with the help of 在......方面帮助某人 can’t help doing sth 忍不住做某事
(3)imagine 想象 +名词、动名词、从句
e.g.We can’t imagine life without any hardships.
---Do you know Neil Armstrong?
---Yes. He is the first man_______on the moon.
A.walk B.walks C.to walk D.walked
6.If you make the picture big, strange or silly,you will remember it better.
如果你把这幅图画想象地很大、很奇怪,或是很愚蠢,你将会更好地将它记住。
(1)if 引导的条件状语从句,条件状语从句中的动词多用一般现在时,主句中的动词多用一般将来时,即主将从现原则.
I shall go if she asks me.
(2)make +sth.+adj. 形容词作宾语补足语 make sb. do sth. 让某人做某事
(3)remember to do sth.记得去做某事 remember doing sth. 记得做过某事
7.This makes it the longest word in the world.
当不定式、动名词、从句等复杂成分用作宾语且其后跟有宾语补足语时,通常会在宾语补足语前使用形式宾语it,而将真正的宾语移至句末,其基本结构为“动词+it+宾语补足语+不定式(动名词或从句)”。
如:
I find it difficult to do the job well. 我发现做好这件事不容易。
8.Remember :
a picture is worth a thousand words.记住:
一副图画,值1000个单词。
be worth +V.ing 值得......的
e.g. This house is worth a lot of money.
The film is worth seeing.
翻译:
这个茶杯值30元。
____________________________________
9.A good method for remembering the spelling of a word is to make a short sentence with each other of the word.
(1)a method for+ doingsth.一个做......的方法
(2)不定式作表语表示具体动作或将来动作;
①To be kind to the enemy is to be cruel to the people.
②My chief purpose is to point out the difficulties of the matter.
③What I would suggest is to put off the meeting.
当主语和表语都是不定式时,其含义一是条件,一是结果(例①)。
当主语是aim,duty,hope,idea,mista ke,plan,purpose,suggestion等为中心词的名词词组(例②)时, 或以what引导的名词性分句(例③),不定式说明主语的内容。
10..For example, to remember the word“smiles”, we can imagine there is a “mile”
between the first letter and the last letter.
(1)between...and...两者之间。
(2)to=in order to 表目的“为了”
11.For example, if you want to remember how to spell the word”because”,......
疑问词who,what,which,when,where,whether,how后可接不定式构成不定式短语,句中作主语、宾语、表语等。
①When to leave for London has not been decided yet. (不定式在句子中做主语)
②Mr. Smith didn't know whether to leave or stay there. (不定式在句子中做宾语)
③I asked Professor Xu how to learn English well. (不定式在句子中做直接宾语)
④The question was where to get the medicine needed. (不定式在句子中表语)
以上例句中疑问词+不定式部分,均可转换为相应的从句形式。
如:
①When we shall leave…③…how I could learn……
经常在这种结构中使用的动词有:
consider,decide,discover,explain,find out,forget,hear,know,lea rn,observe,understand,wonder等。
12.You will forget something very quickly unless you understand it well.
如果你没有理解的话,你很快就会忘记它。
(1)unless= if ...not 引导条件状语从句“如果不;除非”,也要遵循“主将从现”原则
e.g.Unless he studied hard, he will never pass the exams.
(2)forget to do sth 忘记去做某事 forget doing sth 忘记做了某事
Sorry,I forgot to bring the book.(对不起,我忘了带书了。
)
I forgot borrowing a book from you.(我忘记曾经向你借过书这件事)
(3)forget quickly , understand well 副词修饰动词
13.It’s easier to remember these steps if you understand how the water cycle works.
动词不定式作主语时常用it作形式主语,而往往将动词不定式放在谓语或表语之后。
如:
It's not easy to learn a foreign language well. (=To learn a foreign language well is not easy.)
学好一门外语不容易。
在此句型中,如果要说明动词不定式的动作是谁做的,可在不定式前加一个for 引起的短语,作不定式的逻辑主语。
如:
It's difficult for us to finish the work. 对我们来说,完成这项工作很困难。
It's hard for me to answer your question. 要我回答你的问题很难。
但是,如果表语是kind, nice, right, wrong, clever, polite 等描述行为者的性格、品质的形容词,则应在不定式前加一个of 引起的短语。
如:
It's very kind of you to help me.你能帮我,真好。
14.Howtoscientiststhinkaboutthatsoundsimiliar?
科学家对发音相似的单词是怎样认为呢?
(1)sound此处作连系动词,”听起来“,其后通常接形容词作表语,常见短语:
soundlike听起来像,后跟名词
Themusicsoundsverynice.这音乐听起来十分悦耳。
ParissoundslikeacitythatIlike.巴黎听起来像是我喜欢的城市。
(2)similiar相似的,类似的,常见短语besimiliarto与......相似
Wehavesimiliaropinions.我们有着类似的观点。
Mary’shatissimiliartoJane’s.玛丽的帖子和简的差不多。
【随堂练】
一、根据句意和括号里的提示完成句子。
1.I__________(lose)myruleryesterday.
2.Itmademe_____________(想起)myownvisittoBeijing.
3.Readingalotcan___________(提高)yourEnglish.
4.HanLiangdoesn’tdowellinEnglish.His__________(拼写)isbad.
5.Thebookisworth_____________(读).
二、单项选择
1.Ourteamlost____________theteamfromNo.6MiddleSchool.
A.onB.atC.inD.to
2.I___________,soIdidn’tknowwhereIwas.
A.lostB.waslostC.loseD.amlost
3.Pleaseremember___________thecandleswhenyouleave.
A.toblowoffB.blowingoutC.toturnoutD.toblowout
4.Don’tforget___________thewindow.
A.closeB.tocloseC.closingD.closed
5.—Wecanusethisspecialpentorecordortakepictures.
—Really?
Willyoupleaseshowme____________it?
A.howtouseB.whattouseC.whytouse
6.--HowdoyoulikeYiYundi?
--Acoolguy!
Hismusic_________reallybeautiful.
A.tastesB.soundsC.smellsD.Looks
7.--Canyoutellmethedifferencesbetweenthesetwopictures?
--Differences?
Oh,no.Thelookquite______.
A.differentB.similiarC.strangeD.Interesting
8.Ifyou______yournameonthepaper,youcangetamagazine.
A.cutdownB.lookdownC.turndownD.writedown
三、完成句子
1.除非政府同意另外给钱,否则这家剧院就得关门了。
_________thegovernment___________extramoney,thetheatrewillhavetoclose.
2.你知道如何让我们的环境更干净吗?
Doyouknow_______________________________environment___________?
3.他应该停止戴那个傻傻的耳环,
Heshouldstopto_______________________________________?
4.我希望你的身体状况得到改善。
Ihopeyouwill____________________health.
5.不要忘记喂鸟.
_____________________________feedthebird.
四、阅读理解
Doyoulovetheholidays,buthatetheincrease(增加)inweight(体重)thatfollows?
Youarenotalone.
Holidaysarehappydayswithpleasureanddeliciousfoods.Butmanypeopleareworriedabouttheweightthatcomeswiththesedeliciousfoods.Withproper(合适的)planning,itispossibletocontrolyourweight.Theideaistoenjoytheholidaysbutnottoeattoomuch.Youdon’thavetoturnawayfromthefoodsthatyouenjoy.Thefollowingadvicemaybeofsomehelptoyou.
Donotmissmeals.Beforeyouleavehomeforaparty,haveasmall,low-fatmealorfastfood.Thismayhelpyoutokeepyoufromgettingtooexcitedbeforethedeliciousfoods.
Beginwithclearsoupandfruitorvegetables.Alargeglassofwaterbeforeyoueatmayhelpyoufeelfull.Useasmallplate;alargeplatemaymakeyoueatmorethanenough.
Betternothavehigh-fatfoods.Chooselean(脂肪少的)meats.Fillyourplatewithsaladandgreenvegetables.
Ifyouhaveasweettooth,trymints(薄荷)andfruits.Theydonothavefatlikecreamand
chocolate.
Don’tletexercisetakeabreakduringtheholidays.A20-minutewalkafteramealcanhelpyouburnoffexcesscalories(多余的热量).
1.Holidaysarehappydayswithpleasurebuttheymay__________.
A.bringweightproblemsB.bringyoumuchtroubleinyourlife
C.makeyouworriedaboutyourlifeD.makeyouhatedeliciousfoods
2.Enjoyyourholidayswithoutputtingonweight,andyou’dbetter_________.
A.drinkmuchwaterandhavevegetablesonlyB.noteatmuchfoodinhighfat
C.nottakepartinthepartiesD.turnawayfromdeliciousfoods
3.Accordingtothepassage,_________isanecessaryparttostopyoufromputtinginweight.
A.vegetablesB.water
C.saladD.takingexercise
4.Manypeoplecan’thelpputtingonweightaftertheholidaysbecausethey_______.
A.can’tcontrolthemselvesB.gototoomanyparties
C.enjoydeliciousfoodsD.can’thelpturningawayfromthefoods
5.Excesscaloriescanbefoundinyourbodyintheformof(以…的形式)__________.
A.energyB.fatC.foodD.water
StepTwoSpeaking&Writing
【随堂练】
一、单项选择
1.–Don’tforget________yourhomework,John.--OK.I’lldoitrightnow.
A.doingB.doC.todo
2.IpracticespokenEnglishwithforeignersinorderto________mylistening.
A.involveB.improveC.increaseD.control
3.Thismathsproblemistoodifficult.Canyoushowme________,George?
A.whattoworkoutB.toworkitout
C.howtoworkitoutD.howtoworkoutit
4.Thebookiswellworth________.Iplan_________one.
A.read;tobuyB.reading;buyingC.reading;tobuy
5.__________youdon’tleavenow,you’llbelateforschool.
A.WhetherB.UnlessC.IfD.When
6.Youwon’tfeelhappyatschool_________yougetonwellwithyourclassmates.
A.thoughB.whenC.unle
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