2018年秋八年級(jí)英語(yǔ)上冊(cè)Unit7WillpeoplehaverobotsSecti

1、Unit 7 Will people have robots? Section B卻識(shí)起里I.Today there are already robots work ing in factories.今天，已經(jīng)有機(jī)器人在工廠(chǎng)工作了。already 畐恫,意為“早已；已經(jīng)”，多用于肯定句中，用于疑問(wèn)句時(shí)表示驚訝和意料之外。如：He has already left.他已經(jīng)離開(kāi)了?！就卣埂縜lready 一般于用肯定句；否定句或疑問(wèn)句中則用 yet。如：Has he fini shed the work yet?他已經(jīng)完成那項(xiàng)工作了嗎？I haven t finished it yet.我還沒(méi)有完

2、成它。2.Some can help to build cars,a nd they do simple jobs over and over aga in.有些可以幫助制造小汽車(chē)，它們可以反復(fù)地做一些簡(jiǎn)單的工作。simple 形容詞，意為“簡(jiǎn)單的；簡(jiǎn)易的。同義詞是 easy,反義詞是 hard/difficult 。如：I can write some simple French articles.我能寫(xiě)一些簡(jiǎn)單的法語(yǔ)文章。over and over again意為“反復(fù)地；一遍又一遍地。如：He tha nked me over and over aga in.他反復(fù)地向我表示謝意。3.H

3、owever,some scie ntists believe that although we can make robots move like people.然而,一些科學(xué)家認(rèn)為雖然我們能夠使機(jī)器人像人們一樣活動(dòng).believe 此處用作及物動(dòng)詞，意為“相信；認(rèn)為有可能”。如：You can t believe anything she says.你不能相信她說(shuō)的任何事情。It s hard to believe that he is only 10.很難相信他只有 10 歲?！就卣埂縝elieve sb.意為“相信某人（所說(shuō)的話(huà)是真的）” ;believe in sb. 意為“信任某人

4、”。如I believe hi m,but I can t believe in him.2我相信他說(shuō)的話(huà)是真的，但我不能信任他。believe sb*相信 某人說(shuō)的話(huà)believe in血信任 某人注意:believe 通常不用于進(jìn)行時(shí)態(tài)。4.For example,scie ntist JamesWhite thinks that robots will n ever be able towake up andknow where they are.例如,科學(xué)家詹姆斯懷特認(rèn)為機(jī)器人將永遠(yuǎn)不能醒來(lái)并知道它們?cè)谀睦??！颈嫖觥縝e able to 與 canbe able to意為“能夠”，強(qiáng)調(diào)

5、能力，有時(shí)態(tài)、人稱(chēng)和數(shù)的變化,可用于各種時(shí)態(tài)，不與 can 連用can意為“能；會(huì)”，無(wú)人稱(chēng)和數(shù)的變化,只有一般現(xiàn)在式和一般過(guò)去式兩種形式If I don t do this,I won t be able to sleep tonight!如果不這樣做的話(huà)，今晚我會(huì)睡不著的！Can you finish the work on time?你能按時(shí)完成這項(xiàng)工作嗎？wake up 意為醒來(lái)”。wake sb.up 意為把某人喚醒”，代詞須放在 wake 與 up 之間。女口 :I usually wake up at 6:30. 我通常 6 點(diǎn)半醒來(lái)。His mother often wakes

6、 him up at 5:00 in the morning.他媽媽經(jīng)常早上 5 點(diǎn)把他叫醒。5.But many scie ntists disagree with Mr.White. 但許多科學(xué)家不同意懷特先生。disagree 不及物動(dòng)詞，意為不同意”，其反義詞為 agree。如：Bill and Kate ofte n disagree but they are good frien ds.比爾和凱特常常意見(jiàn)不同，但他們是朋友。I dis agree with you. 我不同意你的意見(jiàn)。3反義詞.巧記:dis（否定前綴）+agree（同意）disagree（不同意）【拓展】able（

7、能,會(huì)）disable（使喪失能力）like（喜歡）dislike（ 不喜歡）appear（出現(xiàn)）disappear 消失）believe（相信）disbelieve（ 不相信）6.However,they agree it may take hundreds of years.然而,他們也贊同那將需要幾百年的時(shí)間。這是一個(gè)含有賓語(yǔ)從句的復(fù)合句。they agree 為主句,it may take. 作 agree 的賓語(yǔ)，為賓語(yǔ)從句。hundreds of 意為大量的；許多的”，其前不能用具體的數(shù)字修飾，其后跟復(fù)數(shù)名詞。注意：英語(yǔ)中表示確數(shù)的方法為基數(shù)詞+計(jì)數(shù)單位的單數(shù)（hundred,th

8、ousand,million,billion）+名詞復(fù)數(shù)”；表示概數(shù)的方法為計(jì)數(shù)單位的復(fù)數(shù)（hundreds,thousands,millions,billions）+of+名詞復(fù)數(shù)”，其前不能有具體的數(shù)詞，但是可以有表示抽象概念的詞some,a few,manyseveral等。如：There are six hun dred workers in the factory.工廠(chǎng)里有六百名工人。Thousa nds of visitors have come to Han gzhou in the past two weeks.過(guò)去兩周有成千上萬(wàn)的游客來(lái)到了杭州。巧記：模糊數(shù)字兩有（有 s,有

9、 of）,具體數(shù)字兩無(wú)（無(wú) s,無(wú) of）。7f buildi ngs fall dow n with people in side,these sn ake robots can help look for peopleunde r the build in gs.如果建筑物倒塌了，里面有人，這些蛇形機(jī)器人能幫助尋找建筑物下的人。fall down 意為突然倒下；倒塌”。如：Babies often fall down when they learn to walk.嬰兒在學(xué)走路時(shí)經(jīng)常會(huì)摔倒。4The tower probably will not fall dow n.這個(gè)塔也許不會(huì)倒下。

10、look for意為“尋找”，強(qiáng)調(diào)尋找的動(dòng)作。如：What are you doing? 你在做什么？ I m looking for my pen.我在找我的鋼筆。8.Thi s was not possible 20 years ago,but computers and rockets also seemed impossible 100 years ago.20 年前這是不可能的，但是在 100 年以前，電腦和火箭似乎也是不可能的。possible 形容詞，意為可能的”，其反義詞為 impossible,意為不可能的”。女口：we ll start as early as possib

11、le.我們要盡早出發(fā)。Don t ask me to do impo ssible thin gs.別叫我做不可能的事情?！就卣埂縜s.as possible盡可能地. ”,兩個(gè) as 中間用形容詞或副詞原級(jí)。如：as soon as pos sible 盡可能快（指時(shí)間）if possible如果可能的話(huà)”。如：If possible I want to go to the USA for study.如果可能的話(huà)，我想去美國(guó)學(xué)習(xí)。9.So I ll probably just like a bird.因此，我可能就像一只鳥(niǎo)。probably 畐恫，意為也許；大概；可能”，常用作狀語(yǔ)。如：H

12、e probably told his father all about the matter.他可能把這一切都告訴了他的父親。【辨析】probably,maybe 與 perhapsprobably 常用于句中,maybe 相當(dāng)于 perhaps,常用于句首。另夕卜 probably 比 maybe 禾口 perhaps 表達(dá)的可能性大。如：He will probably come tomorrow.他很可能明天來(lái)。Maybe/Perhaps you are right.或許你是對(duì)的。510.During the week,I ll wear smart clothes. 在工作日期間，我

13、將穿干練的衣服。during 介詞,意為“在.期間”。如:We go swim ming every day duri ng the summer.整個(gè)夏天我們每天都去游泳?！颈嫖觥縟uring,for與 in在說(shuō)到某事是在某一段時(shí)間之內(nèi)發(fā)生的用during;說(shuō)到某事持續(xù)多久則用for;說(shuō)到某事具體發(fā)生的時(shí)間用 in。如：We visited many places of in terest duri ng the summer holiday.6暑假期間我們參觀(guān)了很多名勝古跡。I ve been here for two weeks. 我在這兒待了兩周。They usually leave school in July.他們通常七月份畢業(yè)。例 1 There _ a new park in this city in 2 years.A.is havi ngB.