2022年人教版八级上册英语第七单元重点知识总结讲解学习.docx

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1、资料收集于网络,如有侵权请联系网站删除Unit 7 1.WordsPrediction future pollution environment planet earth peace sea sky astronaut rocket space station holiday possible impossible probably paper pollute plant part build apartment human dangerous already factory Japan believe disagree even agree shape fall inside side du

2、ring word重点讲解：1Pollutevt. 污染；弄脏；败坏Eg:The river has been polluted by waste products from the factory.这条河已经受到工厂排放的废料所污染；The violent films pollute the minds of the young men.暴力电影毒害着青年人的思想； 2Futuren. 将来；前途；期货；将来时Eg：We discussed about our future plans. 我们争论了我们的将来方案；短语in the future 在将来in future 从今以后,往后for

3、 the future 将来；从今以后in the near future 在不久的将来3) Plantn. 工厂,车间；植物；设备；庄稼vt. 种植；培育；栽培；安置 vi. 种植Eg:The plant loves shade.这种植物喜阴处；word 可编辑This map shows the layout of the plant.这张图展现了工厂的布局；She moistened the soil round the plant.她把植物四周的土壤弄湿；4) Partn. 部分；角色；零件；片段 vt. 分别；安排；分开 vi. 断裂；分手adv. 部分地 adj. 部分的Eg：He

4、 received part of his education in England.他有一部分训练是在英国接受的；He crystallized salt as part of his experiment.他使盐结晶作为他的试验的一部分；They planted the first church in that part of the city.他们在那座城市的那一部分创办了第一座教堂；短语part of 部分的；一部分in part 部分地；在某种程度上take part in 参与,参与5Dangerousadj. 危急的Eg:I kept my friend back from th

5、e dangerous animal.我不让我的伴侣靠近那个危急的动物；They have locked up all the dangerous criminals.他们已经将全部危急的罪犯都关押起来了；6) Believe vi. 信任；料想；笃信宗教 vt. 信任；认为；信任Eg:Only if one believes in something can one act purposefully. 除非某人信任某事,否就某人决不会坚决地行动；或：只有某人信任某事,某人才会坚决地行动；We all believe in good,free education for our childre

6、n.我们都信任对我们孩子们的良好的、自由的训练；短语believe in 信仰；信任7) Disagreevi. 不同意；不一样；争执；不相宜Eg:I have to disagree with you on this.在这件事情上我不同意你的看法；短语disagree with 不同意；不一样；不适合disagree on 对持有不同看法disagree about 在方面看法不统一；对看法不一8) Agreevt. 同意,赞成；承认；商定,商定vi. 同意,看法一样；商定,商定Eg:I cannot agree with your opinions. 我不能同意你的观点；Do you ag

7、ree to the conditions.你同意这些条件吗 .She agreed to accompany the ambassador.她同意陪大使；短语agree with 同意,和看法一样agree on 对取得一样看法agree in 在方面看法一样；在相同agree about 对有相同的看法；就取得一样看法agree upon 对取得一样看法9) Fallvi. 落下；变成；来临；减弱 n. 下降；秋天；瀑布 vt. 砍倒；击倒adj. 秋天的Eg:Leaves fall off the trees in the autumn.秋天, 树叶纷纷从树上掉下来；If you tak

8、e this medicine,all your symptoms will fall away.假如你使用这种药物,你的全部症状将会消逝；He fell into the water.他跌入水中；The clock fell off the shelf. 钟从架子上摔了下来；Fall=autumn短语fall in 到期；集合；排队；倒塌；与某人在一起fall in love 坠入爱河；爱上某人fall into 落入；分成fall in love with 爱上10Possible ；Impossible possibly adv.只能修饰动词possible adj.可能的；可以做表语i

9、mpossible adj.不行能的it is possible for sb to do sth it isseems possible that主语不行以是人impossible 是其反义词,用法一样Eg:It is impossible to handle the big work in 3 days by himself.他自己用三天时间完成一个大的任务是可能的；It is seems impossible that he finish his homework for 20 minutes.他用 20 分钟完成家庭作业看上去是不太可能的；11Probablyadv. 大致；或许；很可

10、能Eg:That photograph probably wont enlarge well. 那张照片可能不会放大得很好；The plane would probably disintegrate at that high speed.飞机以那么高速飞行或许会四分五裂；2.Phrases1) play a part=play a part in. “在. 方面起作用,在 . 方面扮演角色”eg：Electricity plays an important part in our daily life电在我们的日常生活中扮演着重要的角色（起着重要的作用）；2) Over and over ag

11、ain 一次次的Eg:He read the passage over and over again.他一遍遍的读那篇文章；3) Hundreds of数以百计的hundred 是一个确数,表示一百； hundreds of 是一个概数,表示“数以百计” ；（以此类推, thousands of 数以千计、 millions of 数以百万计） 在使用当中它们是有规定的： 当 hundred 前面有一个详细的数词作定语修饰时, 只有它后边的名词是复数；eg：two hundred cows 两百头奶牛；当 hundred 与 of 连用时,它后边的名词和它本身都用复数；eg：hundreds

12、of cows几百头奶牛；hundreds 能用在介词短语中表概数；eg：in hundreds 成百上千地、 by hundreds 成百上千地4Fall down跌倒；失败；倒塌Eg:Theres nothing to be afraid of. The sky wont fall down.没有什么好怕的, 天不会塌下来；5) Look for查找Eg:He began to look for a new job immediately after he was fired.他被解雇后立刻开头查找一份新工作；To look for a needle in a haystack.大海捞针；

13、6) In danger在危急中Eg:But Im not for kids putting themselves in danger.但是我不支持孩子们把自己投入危急中；7Live onvi. 以.为食；靠 .生活Eg:居住于上：He lives on a lonely island.他住在一座孤岛上； 连续活着；连续存在：His father-in-law lives on despite the car accident.尽管出了车祸,他的岳父仍旧活下来；靠生活,以维护生命 亦作 live upon: He still lived on his parents after graduat

14、ion. 毕业之后他仍旧靠父母生活；8) Look like看起来像；与相像： Eg:He looks like a southerner. 他看起来像是一个南方人；看来要；似乎要：Eg:It looks like rain.看来要下雨；9) Be difficult to do sth 很难做某事Eg:If you have beenhurt inthe past it can be difficult to trust again, but it is an important part of anyrelationship.假如你曾经受过伤, 那么你会觉得很难再次信任别人, 但是信任是任

15、何一种关系中至关重要的一部分；10) Wake up醒来Eg：Be quiet; dont wake your father up.寂静点儿,别吵醒你爸爸；11) Disagree with不同意；不一样；不适合Eg:与不一样,与不相符： Your remark disagrees with mine. 你讲的话与我不一样；These figures disagree with our account.这些数字与我们的账单不符；与有争辩；不同意,看法不一样,有分歧：They disagreed with each other about the time and place of the ac

16、cident.他们在对事故发生的时间和地点彼此有分歧；I strongly disagree with his views.我剧烈反对他的见解；I disagree completely with Jack. 我完全不同意杰克的看法；12In the futureEg:What do you think should be expected in the future.你认为什么会是在将来可以期望的？In the future, robots will supersede human beings for very heavy work.今后,机器人必将取代人类的繁重劳动；3.Grammar1

17、) 一般将来时（ will ） P1162) There be 句型 beis/are/was/wereThere be 句型是英语中常用句型, 意思是“有”,表示“人或事物的存在” 或“某地有某物”；Eg: There is a dog.There be 后面的名词是句子的主语,属倒装结构；疑问句形式是将be 或will/have/can/must等助动词、情态动词提至 there 之前,否定形式就直接在 be 或助动词、情态动词后加 not ,因此要表达“某个地方或某个时间存在什么事物或人”的时候常用“ There be + 名词+ 地点（时间）这一句型；Eg:Excuse me. Is

18、there a repair shop near here for MP3.打扰了,邻近有 MP3 修理店吗？There are lots of people there who can actually help you.在那里,有很多人实际上可以帮忙你；否定句1.There be 句型的否定句有两种构成方式, 一种是将否定副词 not 放在 be 之后, 如：There isnt a box in the room.房间里没有盒子；There arent any pens on the desk课.桌上没有钢笔；There hasnt been any rain for a week.一周

19、没下雨了；There wont be a meeting today.今日没有会议；另一种是在主语前加上不定代词no , 如：There is no water in the bottle.瓶子里没有水；There are no pictures on the wall.墙上没有图画；There will be no one at home tomorrow morning. 明天上午不会有人在家；There might be no money left；或许没有剩下什么钱；疑问句3.4.There be 句型的一般疑问句是将 be 放在 there 之前,回答时用 yes 或 no,后接简洁

20、答语；eg：Is there a cake on the table.桌子上有块蛋糕吗？Yes,there is. / No, there isnt.是,有； / 不,没有；Will there be a party tonight ？今晚有聚会吗？Yes,there will./ No, there won t 是的,有； / 不,没有；Yes,there have./ No, there havent.是,有的； / 不,没有；3.There be 句型的特别疑问句主要有 how many 和 how much 做引导词两种情形：Eg:How many students are there in your school. 你们学校有多少同学？ How much money is there in your pocket.你口袋里有多少钱 .34总结动词 P115