中考化学总复习 第八单元 金属和金属材料 第1课时 金属材料 金属资源的利用和保护课件 新人教版 (18)

1、第一部分第一部分 系统复习系统复习 成绩基石成绩基石八年级下册八年级下册第第 10 10 讲讲Module 4Module 4Revision module ARevision module A要点梳理要点梳理过关过关 重点词汇过关重点词汇过关一、用所给单词的适当形式填空1Smoking is harmful (harm) to your health.22017宿迁中考Bob stayed up late last night and now he feels sleepy (sleep)32017白银中考The girl expected all her classmates to com

2、e (come ) to her party.4He didnt go to school yesterday because of his illness (ill)52017兰州中考Many heroes (hero) have set good examples for us to follow. 6He was a famous artist (art) in the twenties.7We all like her lessons very much.Thats because she is very creative (create)82017临沂中考Mary and Tony

3、are a pair of pet pigs.The two have recently got a special license so that their owner(s) (own) can take them for a walk.9The telephone is a wonderful invention (invent)10I am not at all satisfied (satisfy) with the present situation. 二、单项选择11Nancy took her temperature and found she had a D Acough B

4、toothacheCcold Dfever12Daming hasnt done much exercise D he got his computer.AwhenBifCthoughDsince13Liu Hui had a bad toothache last night，and he felt C Agreat BillnessCawful Dhealthy 14When I work at night，I always feel very C .Asleep BsleepingCsleepy Dasleep15The mother took her girl by the hand t

5、o C her into the cinema.Afight Bdrop Clead Dbeat16The boy is very B He went to university at the age of 15.Abrave Bclever Cugly Dsilly17Are you alone? I just want a C word with you.Asingle Bnew Cprivate Dcertain 18The 17yearold high school student is trying to C a robot which can think like a human.

6、Adiscover BorganizeCinvent Dachieve19We couldnt help C when we heard the funny story.Ato laugh BlaughClaughing Dlaughed20Did you watch the football game yesterday?Yes，I did.John is really a dark horse.Nobody C him to go so far.Awanted BencouragedCexpected Dhoped高频考点高频考点精讲精讲考点考点1 1 辨析辨析sincesince与与fo

7、rforSince Friday.自从周五以来。 (M4 P26)【透析】 (1)since (prep.&conj.)自以来。作介词，意为“自以来”，后接表示时间点的词或词组。如：Dr.Li has stayed in the USA since 1999.自从1999年，李博士就一直在美国。作连词，引导时间状语从句；通常情况下，从句用一般过去时，主句用现在完成时或现在完成进行时。如：Mrs.Wang has lived alone since her husband died.自从她丈夫去世后，王夫人一直独自生活。当since用于否定句时，主句的谓语动词可以是终止性动词。如：He

8、hasnt seen the film since last month.自从上个月以来他没有看过这部电影。 (2)for后接时间段，表示时间的持续，句中的谓语动词要用延续性动词。如：I have been a teacher for ten years.我当一名老师已经十年了。since引导表示时间点的短语或从句时，与for引导表示一段时间的短语可以互换；对它们提问都用how long。 考点考点2 2 辨析辨析illill与与sicksickI feel ill.我觉得病了。 (M4 P26)【透析】ill和sick都有“生病的，有病的”之意，但用法并不完全相同。(1)ill表示“生病的，

9、有病的”时，一般用作表语，不能作定语。常用短语：fall ill“患病”；be ill in bed“卧病在床”。(2)sick既可以作表语又可以作定语，如“病人”可以说a sick man或the sick，但不能说an ill man或the ill。如：She is ill/sick in bed.她卧病在床。She is looking after her sick father.她在照顾她生病的父亲。sick还有“恶心的，厌倦的”之意。如：The smell makes me feel sick.这气味使我感到恶心。【拓展】illness是ill的名词形式，意为“疾病；病”，是可数名

10、词，复数是illnesses。考点考点3 3 fightfight的用法的用法He can fly through the sky and fight bad people.他能在空中飞行，与坏人战斗。 (M5 P34)【透析】 (1)fight作动词，意为“打仗；作战；搏斗；打架；(用拳头、武器等)与打仗；与战斗”。fight的过去式和过去分词都是fought。常用短语有：fight against/with sb./sth.“与搏斗；打架；作战”；fight about/over sth.“因为某事而争论、争夺”；fight for sth.“为而战；(努力)争取某物”；fight to

11、do sth.“为而斗争”。如：They fight a lot，but they really love each other.他们常常打架，但他们确实喜欢彼此。(2)fight作名词，意为“战斗争吵打架”。如：We had a fight over money.我们为钱吵了一架。考点考点4 4 It is/was time to do sth.It is/was time to do sth.句型句型Its time to watch a cartoon.到看动画片的时间了。 (M5 P34)【透析】 It is/was time to do sth.意为“该做某事了；到做某事的时间了”，

12、与It is/was time for sth.同义。为了表明动词不定式的动作是由谁发出来的，常在其前面加上“for名词/代词”。如：Its time to have breakfast.Its time for breakfast.该吃早饭了。Its time to go to school.Its time for school.该去上学了。Its time for us to go home.我们该回家了。考点考点5 5 letlets s的用法的用法Lets watch Superman！让我们看超人吧！ (M5 P34)【透析】 lets是let us的缩略形式，后接动词时用动词原形

13、，常用于提出建议，否定形式是lets not do sth.意为“让我们不要做某事”。肯定回答一般用“OK./All right.”；否定回答一般用“Sorry，I.”。如：Lets look at the map.让我们看看这张地图。Lets not play here.咱们不要在这儿玩。【辨析】lets与let us(1)lets包括讲话者的谈话对象在内。如：Lets try it again.让我们再试试吧。(2)let us不包括讲话者的谈话对象在内。如：Let us do it by ourselves.让我们自己做这件事吧。考点考点6 6 protectprotect的用法的用法S

14、ometimes they protect each other and work together.有时他们相互保护、通力合作。 (M5 P34)【透析】 protect动词，意为“保护”。常与介词from连用，构成短语protect sb.from sth.意为“保护某人免受的伤害”。如：Parents try to protect their children from danger as far as possible.父母尽可能的保护自己的子女免受危险。【辨析】protect.from.，stop.from.，prevent.from.与keep.from.(1)stop / kee

15、p / prevent.from.意为“阻止做”，动词所接的宾语是要被阻止的对象；而protect.from.中，动词所接的宾语是要被保护的对象。如：He tried his best to stop / keep / prevent her (from) going to the south，but he failed.他尽力地劝阻她去南方，但是他失败了。(2)stop / prevent.from.中使用主动语态时，可省略介词from，而keep.from.中的from不可省略。在被动语态中from均不可省略。如：In order to keep her from going out，he

16、 locked the door.为了阻止她外出，他把门锁上了。考点考点7 7 leadlead的用法的用法He leads a group of monkeys against the Emperor of Heaven and his men.他带领群猴对抗玉皇大帝及其部下。 (M5 P36)【透析】 lead作动词，意为“引导；带领；领导”，其过去式和过去分词都是led。常用短语：lead a/an.life“过着的生活”；lead into“把带入”；lead to“导致；造成；通向”(其中to是介词)；lead sb.to sth.“使某人得出观点；引导某人”；lead sb.to

17、do sth.“引导某人去做某事”。如：She led a blind man to cross the street.她引导盲人过马路。考点考点8 8 messmess的用法的用法Parents and children laugh together as the Monkey King makes a terrible mess in heaven.美猴王把天上搞得一团糟，逗得父母和孩子一起开怀大笑。 (M5 P36)【透析】 (1)mess作名词，意为“杂乱，混乱”。相关短语：make a mess“扰乱；弄乱”；in a mess“(房间里)乱七八糟”；get into a mess“

18、陷入困境”。如：The heavy rain has made a real mess of the garden.这场大雨把花园弄得脏极了。This room is in a mess.这个房间杂乱不堪。(2)mess作动词，意为“弄脏；乱弄；弄乱”。如：Dont mess with my bag.别乱动我的包。关联语法链接关联语法链接 区分一般现在时、一般过去时及现在完成时 见P141考点即时考点即时运用运用一、翻译句子用括号内所给的词或短语，将下列句子译成英语。1考点4到了我们上课的时间了。(Its time.) 2考点1自从出生以来，他就住在这里。(since)3考点5让我们一起同困难

19、作斗争。(lets) Its time for us to have our lesson. He has lived here since he was born. Lets fight against difficulties together.4考点6为什么不阻止他们污染这条河流呢(stop.from.)5考点8她总是把事情弄糟。(make a mess) Why not stop them from polluting the river？ She always makes a mess of things.二、单项选择6考点1Miss Lin has taught us Englis

20、h we came to this school.Afor Bsince Cbefore Dwhen7考点2My little brother was ，and I must look after the baby.Asick；ill Bill；sickCill；ill Dsick；sicking8考点3The soldiers fought bravely their motherland(祖国)Afor Babout Cat DagainstBBA9考点4Its time the weather report.Turn on the radio，please.Ato Bin Cat Dfo

21、r10考点5Dont jump to a conclusion！Lets the problem first.Ato discuss BdiscussCdiscussed Ddiscussing11考点6Wearing dark glasses can your eyes from the sun.Akeep Bstop Cprevent DprotectDBD12考点8They entered the room and said，“ mess！”AHow BHow aCWhat DWhat a13How long your brother this camera?For two weeks.

22、Ahave；bought Bhave；hadChas；had Dhas；bought14考点3George WBush encourages the US soldiers to fight their own country.Awith BagainstCfor DaboutDCC15考点7Hard work success.Aagrees to Bwaits toCused to Dleads to16语法2017天津中考I in the city since I left school.Alive Bwill liveCwas living Dhave lived 17语法2017江西中

23、考Ive just returned from my trip to London.I many interesting places there.Avisit Bwill visitCam visiting DvisitedDDD话题写作指导话题写作指导话题 7：健康与急救考情分析从近几年中考真题书面表达的命题来看，与健康相关的话题其命题通常有以下两个角度：1当今人们的健康问题及针对这种问题我们应该如何做。2如何保持健康，如：2017潍坊；2017咸宁；2017兰州；2017贺州。健康话题为潍坊市2017年中考书面表达话题。常用短语句型常用短语句型【积累背诵】短语1take exercise

24、 锻炼2keep healthy 保持健康 3get up early 早起4lose/put on weight 减肥/体重增加 5be good/bad for 对有益/有害6be harmful to 对有害 句型1Its important to.是很重要的2To keep fit，we should.为了保持健康，我们应该3Youd better.你最好1早睡早起身体好。 2保持健康对于我们来说很重要。 3你最好戒烟。Going to bed and getting up early are good for Its very important for us to keep hea

25、lthy. Youd better stop smoking. 【基础写作运用】 our health.经典亮句积累经典亮句积累开头句1It is very important to keep healthy.保持健康是重要的。2Everyone hopes to be in good health.每个人都希望身体健康。中间句1A lot of vegetables help you to keep in good health.大量的蔬菜帮助你保持健康。2Please drink enough water every day.请每天喝大量的水。3We should do more exer

26、cise to stay healthy.我们应该多运动来保持健康。4Its easy to have a healthy lifestyle，and its important to eat a balanced diet.有一个健康的生活方式是容易的，平衡饮食是重要的。结尾句1We cant go to sleep and get up too late.我们不能晚睡晚起。2We should eat the healthy food.我们应该吃健康的食物。典例运用典例运用【例】 2017贺州中考2016年贺州市被评为“世界长寿市”，作为“世界长寿市”的中学生，请根据下面的提示，以“Goo

27、d Ways to Keep Healthy”为题，写一篇80词左右的短文，倡议“健康生活”。从饮食、运动及心情三个方面说明如何保持健康。短文首句已经给出，不计入总词数，可适当发挥。提示词：1Healthy diet，vegetables，fruit.2Do exercise，take a walk，play basketball.3Keep happy，make friends.写作要求文章必须包括所给提示的内容，可展开思路，自由地适当发挥。文章中不能出现真实姓名、校名和其他真实信息。【审题指导】细读所给提示，提取以下信息：1保持健康的途径包括三方面：饮食、运动和心情。2说明类的文章常用一般现在时。【拟定提纲