Unit+2+Section+B+单词讲解 人教版英语八年级上册.pptx

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1、Uint 2 How often do Uint 2 How often do you exercise?you exercise?Section B Section B New Words Explanation单词讲解单词讲解She kept on working although she was tired.Its necessary to learn English well,although its a little difficult.注：在英语中，表“虽然.但是.”时，although/though 不能和but同时使用。The machine is old,but it sti

2、ll runs well.It rained,but the boys still played outside.=thoughAlthough/Though the machine(机器)is old,it still runs well.Although/Though it rained,the boys still played outside.Exercises1.We lost the game,_ everyone played well.A.because B.although C.but D.if 2._ he is ill,_ he goes to school.A.Alth

3、ough,but B./,/C.Although,/D.But,although BC2.through prep.I knew the news through the Internet.He got good grades(成绩)through hard work.(1)凭借（2）穿过(内部)穿过门、窗、隧道、洞、森林、城市等。Go through the gate(大门),and youll see the house on your left.I saw a bird through the window on the tree.辨析：through over across cross

4、辨析词词性含义throughoveracrosscross从物体内部穿过(门、窗、隧道、森林等)从物体上方越过从物体表面横过，强调从一端到另一端，如：过河、过桥、过马路等介词动词He jumped _ the bike.She walked _ the forest(森林)alone.I went _ the street just now.A plane flew _ the building.A little boy _ the river by himself every day.She saw her son playing _ the window.overthroughacross

5、overcrossesthroughcross=go across3.mind n.头脑，心智He has a quick mind.Doing sports is good for our health and mind.Nothing can change(改变)my mind.After hearing her advice(建议),her friend changed his mind change ones mind 改变某人的主意He made up his mind to say“hello”to the lovely girl.I made up my mind not to

6、be too strict to my son.make up ones mind to do sth.下定决心做某事He was one of the greatest minds in his mind.n.富有才智的人In his mind,helping others is just helping himself.As Chinese,we should keep our mission(使命)in our mind.in ones mind 在某人看来，在某人心里keep.in ones mind 牢记.在某人的心里拓：v.介意 Do you mind helping me?+do

7、ing4.such adj.这样的，那样的，类似的He is such a kind person.Its such a beautiful day.such+a/an+adj.+可数名词单数 如此.的一个.Pandas are such cute animals.Soldiers are such lovely people.Its such fresh air(新鲜的空气).such+adj.+C(pl.)/U 如此.的.He is such a smart boy that all the people like him.=He is so smart a boy that all th

8、e people like him.such a/an adj.+名词单+that 从句=so adj.a/an+名词单数+that 从句拓：如此.以至于.such 修饰名词so修饰形容词和副词Exercises1.Have you ever seen _ big panda before?A.a such B.such a C.so a D.a so 2.The room is _ dirty _ we dont want to stay here.A.so,that B.such,that C.either,or D.as,as3.Can you image（想象）that _ littl

9、e ants（蚂蚁）can eat _ many big worms（虫子）.A.so,so B.such,such C.such,so D.so,such BAC5.such as 例如He does well in many subjects,such as math,Chinese and P.E.Mary likes doing soprts in her free time,such as going skating,running and swimming.列举的对象是同类事物中的多个例子，位于列举对象之前，列举对象可以是名词（短语）或动名词（短语）拓：for example 例如

10、Id like to keep a pet,for example,a cat.We should follow the traffic(交通)rules.For example,dont run in the street.常列举的是同类中的一个例子，用逗号与列举对象隔开，列举对象可以是名词（短语），动名词（短语）等，也可以是句子。相同点：均表列举，列举对象通常为同类人/事物。6.together adv.在一起，共同 We grew up together.We decided to learn swing dance together.Tom together with his sist

11、er _ (help)with housework on weekends.Mr.s Greens together with their son _ (go)to the park on Sundays.n together with n 和.一切此结构位于句首作主语，V 就远原则helpsgo7.die v.消失，灭亡，死亡过去式动名词dieddying杰克的宠物狗上周死了。Jacks pet dog died last week.拓：(1)die v.n.adj.death 死亡dead 死的dying 垂死的，奄奄一息的His grandpas _ made him sad(伤心).C

12、ould you save the _ cat?Marks grandma has been _ for three years.Yuan Longping _ in 2021.deathdyingdeaddied(2)辨析Some people died from flood(洪水)this year.Many people died from earthquake(地震)in 2008.die from.死于.The man died of heart illness(疾病).He died of blood(血夜)illness.die of.死于.内因外因8.almost adv.几乎

13、，差不多I almost forget to write to him.It was almost like a good dream.位置：实意动词前，系动词、助动词、情态动词之后注：almost 前不可用very，not等词，但在none、no、nothing、never等否定词前可用almost。Theres almost nothing in the room.He almost never does housework.9.辨析 none no one nothing 辨析词词性含义用法noneno onenothing没有一个，毫无既可指人，也可指物，其后可接of没有人没有什么只能

14、用于指人，不与of连用，作主，动词单数只能指物，不与of连用，作主，动词单数pron.I have _ to do today._ of the pens are/is red._ wants to leave._ of the news was exciting.-Who likes that place?-_.-How many birds can you see?-_.-Whats in the box?-_.how many/muchwhowhatnothingNoneNoneNo oneNo oneNoneNothing10.point n.得分，点He got 95 points

15、in the music exam.v.指，指向I pointed at the map and told her where the zoo was.She thanks me for pointing out her mistakes(错误).The man pointed to the north.point at.指着.（物)point out.指出.point to.指向.（方向）Practice1.Exercise such as _ (play)table tennis is relaxing.2.Ann together with her brother _ (do)sports every day.3.Thirty percent of water _ (be)dirty.4.Jim got 98 _ (point)in the exam.5.The question about _ (watch)TV is very interesting.playingdoesispointswatching