教材知识梳理八年级下册课件Units

1、 1 初二下册英语重点知识点梳理（初二下册英语重点知识点梳理（Unit 5 Topic 1） 一、重点词组 1. invite sb. to do sth. 邀请某人做某事 2.one of +形容词最高级+ 名词复数 3. say thanks/hello/sorry/good-bye to sb.向某人致谢/问好/道歉/告别 4. feel/taste/smell/look/sound/s。

2、八年级下册常考知识点精细整理 知识点：植物的生殖 1、有的植物既能进行（有性生殖），也能进行（无性生殖）。 2、有性生殖是指由两性生殖细胞（精子和卵细胞）结合形成（受精卵），再由受精卵发育成新个体 的方式。有性生殖的后代，具有（双亲）的遗传特性。 3、无性生殖是指（不经过）两性生殖细胞的结合，由（母体）直接产生新个体的方式。无性生殖产 生的后代，只具有（母体）的遗传特性。用植物的营养器官进行繁殖的。

3、物理知识点梳理物理知识点梳理 第八章第八章 力知识归纳力知识归纳 1什么是力：力是物体对物体的作用。 2物体间力的作用是相互的。 (一个物体对别的物体施力时，也同时受到后者对它的力)。 3力的作用效果：力可以改变物体的运动状态，还可以改变物体的形状。 （物体形状或体积的 改变，叫做形变。 ） 4力的单位是：牛顿(简称：牛)，符号是 N。1 牛顿大约是你拿起两个鸡蛋所用的力。 5实验室测力的工具是：。

4、 1 8A Unit 1 Friends 单元知识梳理单元知识梳理 重重 点点 词词 汇汇 1. thirsty 口渴的 2.honest 诚实的；正直的 3. secret 秘密 4. joy 欢乐;乐趣 5.yourself 你自己 6。

5、第7课时 Units 7-10,1,2,3,4,5,6,7,1.Fewer people will do such jobs in the future because they are boring . 在未来越来越少的人会做这样的工作,因为这样的工作很无聊 【考点】such在此作形容词,意为“这样的,这种”。 I have never seen such a clever girl before. 我以前从没见过这么聪明的女孩。,1,2,3,4,5,6,7,【辨析】such与so such用来修饰名词,so用来修饰形容词或副词;这两个词都可与that从句连用。 We had such a boring weekend.=We had so boring a weekend. 这个周末我们过得很无聊。 Its a waste of time to ask so many。

6、第6课时 Units 4-6,1,2,3,4,5,6,1.Can I ask you some questions?我能问你几个问题吗? 【考点】some在此句中是形容词,意为“几个,一些”。在表达建议或请求的疑问句中或希望得到对方肯定回答时,可以用some。 Would you like some orange juice?你想要一些橙汁吗? No,thanks.不,谢谢。,1,2,3,4,6,【辨析】some与any,5,1,2,3,4,6,5,【典例】 (2016呼和浩特中考)There is no salt left.Jim,would you like to get ? OK,Mum. A.it B.one C.some D.any 答案:C 解析:句意:没有盐了。吉姆,你愿意去弄些来吗?好的,妈妈。some与any都表示“一些”,s。

7、八年级(上册),第5课时 Units 1-3,1,2,3,4,5,6,7,1.We took quite a few photos there. 我们在那里拍了好多照片。 【考点】a few“几个,若干”,后跟可数名词复数。 Ann has a few good friends in this city. 在这个城市,安有几个好朋友。 【辨析】a few,few,a little与little,1,2,3,4,5,6,7,【典例1】 (2017重庆中考A卷)The physics problem is too hard,so students can work it out. A.little B.few C.a little D.a few 答案:B 解析:句意:这道物理题太难了,所以几乎没有学生能把它解答出来。few表示否定,修饰可数名词的复数形式,符合题。

8、八年级(上册)第5课时Units 1-3知能优化训练.根据句意及所给汉语提示完成单词1.Tony is top of our class.I (想知道)how he studies so well.答案:wonder2.The river runs (通过) our village.答案:through3.People who eat a balanced diet should be (健康)than those who only eat biscuits and hamburgers.答案:healthier/fitter4.Its (必要的) for the students to learn English well.答案:necessary5.Could you please give me some (信息) about that factory?答案:information.用括号内。

9、第6课时Units 4-6知能优化训练.用所给词或短语的适当形式填空success,person,agree with,careful,plan1.It is important to make for your future.答案:plans2.I thought it was a good idea,but she didnt me.答案:agree with3.You shouldnt read others letters without asking.答案:personal4.The company hopes its products will be on the European market.答案:successful5.I carried the bowl with both hands ,so that I wouldnt break it.答案:carefully.单项选择1.Th。

10、第7课时Units 7-10知能优化训练.根据句意及所给汉语提示完成单词1.Dont get close to the big dog.Its (危险的).答案:dangerous2.The teacher often tells me that nothing is (不可能的).答案:impossible3.He invited Ann to his birthday party but she (拒绝).答案:refused4.John could dance well (没有) music.答案:without5.Youll never know what you can do (除非) you try.答案:unless.用括号内所给单词的适当形式填空1.There are about nine (hundred)students in our school.答案:h。

11、第12课时 Units 9-10,1,2,3,4,5,6,7,8,9,1.Have you ever been to the space museum? 你曾经去过太空博物馆吗? 【考点】have been to sp.“去过某地”。 I have been to Beijing three times. 我去过北京三次了。,1,2,3,4,5,6,7,8,9,【辨析】 have been to,have gone to和have been in,1,2,3,4,5,6,7,8,9,【典例1】 (2017四川南充中考)Look!Your teacher Miss White is over there. No,it cant be her.She to Beijing. A.has gone B.has been C.went D.will go 答案:A 解析:由句意可知怀特老师去北京了,还没回来,故应选A项。,1,2,3,4,5,6,。

12、八年级(下册),第8课时 Units 1-2,1,2,3,4,5,6,7,8,1.Whats the matter?怎么了? 【考点】Whats the matter?用来询问对方所遇到的麻烦事,特别是医生和护士询问病人病情时常使用此问句,跟宾语时与介词with连用。 Whats the matter with your brother? 你弟弟怎么了? He has a fever.他发烧了。 【拓展】可以与Whats the matter?进行同义句转换的句子还有:,1,2,3,4,5,6,7,8,【典例】You look unhappy,John. ? Well,I found my mother looking through my mobile phone yesterday. A.You want to rest B.Whats wrong C.How do you do 答案:B 解。

13、第10课时 Units 5-6,1,2,3,4,5,6,7,1.What were you doing when the rainstorm came? 暴风雨来袭时,你正在做什么? 【考点1】本句的主句时态为过去进行时。过去进行时表示在过去某一时刻或某一段时间内正在发生的动作或反复发生的动作。 I was doing my homework at eight last night. 昨天晚上八点钟我正在做家庭作业。,1,2,3,4,5,6,7,【典例1】 (2017乌鲁木齐中考)Could you please tell me where you found Miss Li just now? Of course,in the headmasters office.They happily at that time. A.talked B.were talking C.have talked D。

14、第9课时 Units 3-4,1,2,3,4,5,6,7,8,9,1.Peter,could you please take out the rubbish? 彼得,你能倒掉这些垃圾吗? 【考点1】could在此句中表示委婉的语气,并不是can的过去式,作答时不可用could,而用can。 Could I have the television on?我可以开电视吗? Yes,you can./No,you cant.是的,可以。/不,不可以。,1,2,3,4,5,6,7,8,9,【典例1】 (2015湖北孝感中考)Dick, I use your e-dictionary? Yes,sure. you give it to David after you use it? A.will;Would B.may;Might C.can;Could D.shall;Should 答案:C 解析:句意:蒂克,我可以用你的。

15、第11课时 Units 7-8,1,2,3,1.6,671 kilometers long 6,671千米长 【考点】英语中长、宽、高等的表达方式可用“数字+名词(复数)+long/wide/high .”结构,它既可以作表语,也可以作后置定语。 The street is about 200 meters long and 3 meters wide. 那条街大约有200米长,3米宽。 【拓展】长、宽、高还可以用复合形容词表达,即“数字+名词(单数)+long/wide/high .”,常用作前置定语,且多用连字符表示。 This is a 30-meter-long bridge.这是一座30米长的桥。,1,2,3,【典例】 This is a river and that river is . A.3,000-meter-long;4,000。

16、第10课时Units 5-6知能优化训练.根据句意及首字母提示完成单词1.Some students are playing soccer in the p.答案:playground2.It rained so h last night that the lake is full of water now.答案:heavily3.She r she had left her schoolbag at home.答案:realized4.The math teacher often r us that we should keep working hard.答案:reminds5.My sister fell in love with the singer because of her sweet v.答案:voice.用括号内所给单词的适当形式填空1.While they (play) bas。

17、第9课时Units 3-4知能优化训练.根据句意及所给汉语提示完成单词1.That company (提供) us with 3,000 dollars last month.答案:provided2.(关系) between my sister and me are not bad.答案:Relations3.I get on well with my (邻居).I think they are all friendly to me.答案:neighbors4.Doing chores can (发展) kids independence and make them understand their parents.答案:develop5.Some students like (交流) with their friends.They dont like talking with their parents.答案。

18、第11课时Units 7-8知能优化训练.根据句意及所给汉语提示完成单词1.There is an (古代的) bowl in my grandmothers home.答案:ancient2.My quilt is a little(厚) than my sisters.答案:thicker3.This(研究)shows that daydreaming is part of the daily life.答案:research4.Some companies want to use this kind of new (科技).答案:technology5.Dont give up.You know hard work leads to (成功).答案:success.用括号内所给单词的适当形式填空1.These pants are a lot (long) than those ones.。

19、八年级(下册)第8课时Units 1-2知能优化训练.根据句意及首字母提示完成单词1.He has some t understanding what his teacher says because of his poor English.答案:trouble2.There are many p waiting for the train every day.答案:passengers3.Dont go to work with an empty s in the morning.You must eat something.答案:stomach4.Jack always stays at home alone,but he doesnt feel l.答案:lonely5.Can you help me r my broken watch?答案:repair.用括号内所给单词的适当形式填空1.You s。

20、第12课时Units 9-10知能优化训练.用括号内所给单词的适当形式填空1.Did you hear anything (usual) in the next door?No,I was chatting online with friends.答案:unusual2.Will you come and pick me up tomorrow morning?Yes,I (promise).答案:have promised/promise3.Is your brother at home?No,Im afraid he (go) out.答案:has gone4.In (he) opinion,we cant go to the Water Park tomorrow.答案:his5.So far,many countries (improve) their environment.&。