1、Unit2 Grammar 状语从句专项复习 Review of adverbial clauses,主要是修饰主句中的动词, 形容词和副词, 通常由从属连词引导, 按其意义和作用可分为时间, 地点, 条件, 原因, 让步, 目的, 结果, 方式, 比较等。(为中考考点),状语从句,Last week Grandma forgot to take the book when she left for home. Although I havent got a good job, surfing makes me very fit. If everyone makes a contributio
2、n to protecting the environment, the world will become much more beautiful. Ill show them to you as soon as they come out.,(时间),(让步),（条件）,判断是什麽状语从句？,（时间）,If you get a chance to go, take it. As he explored the sea, he took pictures and videos of many things that people had never seen before. Since wa
3、ter covers most of the earth ,Cousteau knew we should keep the seas clean. As water is very important to our environment , he encouraged everyone to take part in protecting our lakes ,rivers, seas and oceans.,条件,时间,原因,原因,The boys father was so thankful that he taught Edison how to send messages by t
4、elegragh. She said she felt as if she was in a storm at sea. The more trees there are, the better harvests we have. Miyoko bought a camera so that she could take pictures in Beijing.,结果,方式,比较,目的,1. 时间状语从句: 常见连词有 when, whenever , while, as, sinceas soon as, after, before, by the time , (not) until 等。
5、 中考考点1:在时间状语从句里，通常不用将来时态，用现在时态表示将来的动作或状态。,e.g.1) When spring _ (come), the animals which sleep in winter start waking up.(用动词的适当形式填空) (中考上海市2013)2) Are you sure that he _ tonight ?Of course. Dont worry. Ill let you know as soon as he _ . will come; comes B. comes; will come C. will come; will come D
6、. comes ; comes.,comes,A,中考考点2: When 从句考点： 1) 当一个动作正在发生的时候另一个动作突然发生-主句用过去进行时，从句用过去式（不能用while） e.g. (1) I_(watch) TV when I _ (hear)a sharp cry yesterday evening. (2) What _you _ when the teacher came in just now ? A. did, do B. were, doing C. do, do D. are, doing,B,was watching,heard,中考考点2: When 从句考
7、点： 2) 当一个动作正在发生时另一动作也相继发生，而且很短暂从句用过去进行时，主句用过去式。（也可用while）A car_ (hit) a bicycle rider carelessly when it _(run) past the corner of the street.,hit,was running,I met Mr. Green _ I was walking across the bridge, but I didnt say hello to him.A. before B. after C. until D. while,D,中考考点3:while从句用进行时 e.g.
8、1) My parents _ (read) some newspapers while I _ (play) with my e-dog this time yesterday.2) While we _ (travel) inAustralia last year, I visited Lucy who once taught English in our school. (上海市2012),were readinng,was playing,were travelling,中考考点4when ,before ,after , by the time 从句可以与过去完成时连用1.) By
9、the time we got to the station, the train has been away for five minutes. _（改错） 2.)The train _ (move) when my classmates hurried there. (动词正确形式）,had been away,had moved,中考考点5: 在带有till或until引导的时间状语从句的主从复合句里，如果主句用肯定式，其含义是“一直到时”，谓语动词只能用延续性动词。如果主句用否定式，其含义是“直到才”, “在以前不”, 谓语动词可用瞬间动词,也叫短暂性动词。,1.) The young
10、 man read till the light went out. 2.) Lets wait until the rain stops. 3.) We wont start until Bob comes. 4.) Dont get off until the bus stops.,考题：1) Last Sunday he was so tired and sleepy that he didnt wake up _ 9 oclock.A. when B. after C. since D. until 2) When did you know the news ?-I knew noth
11、ing about it _ my friend told me. A. after B. if C. because D. until,D,D,2. 条件状语从句:常用连词 if, unless=ifnot, e.g I wont go to her party if she doesnt invite me. = I will not go to her party unless she invites me.,2. 条件状语从句:中考考点1.从句该用一般将来时要用一般现在时来代替。主句用一般将来时。 e.g. If he _(work) harder next time , he wil
12、l catch up with other students. If you dont go there, neither do I.（改错）,works,neither will I,中考考点2: if表 “是否”引导宾语从句可用将来时 考题：I dont know if he _. If he _ , Ill tell you.A. will come, will come B. comes, will comeC. will come, comes D. comes, come,C,中考考点3: “祈使句 + and (or)+ 陈述句” 在意思上相当于一个带有条件状语从句的复合句。 H
13、urry up, or youll be late. =If you dont hurry up, youll be late. Study hard and you will pass the exam.=If you study hard, you will pass the exam.,3. 原因状语从句: (1)原因状语从句通常由because, since, as引导。 (2)because表示直接原因，语气最强。Because引导的原因状语从句多放在主句之后。回答由why提出的问题，只能用because。As和since语气较弱，一般用来表示明显的原因。由as和since引导的原因
14、状语从居多放在句首。例如：,-Why arent going there?-Because I dont want to. As he has no car, he cant get there easily. Since we have no money, we cant buy it. 中考考点: (1) because和so不能同用在一个句子里。(2) because+句子, because of +词/短语,考题： The weather is changeable these days. I suppose most people get sick _ the cold weathe
15、r. A. because B. because of C. on D. a,B,4. 让步状语从句: 引导词： though=although, even though, however, whatever, whichever, etc 中考考点1: although (though)不能与but用在同一个句子中 e.g. Although he didnt feel well, but he finished his work on time. （改错）,去掉but,5. 结果状语从句: sothat, suchthat 考点: (1) so + 形容词（副词）+ that 从句” (2
16、) So + many/much/few/ little(数量形容词）+n.(复数/不可数)that从句 (3) Such + 其他形容词+n.(复数/不可数)that从句 (4) such + a +adj. +n. +that从句 (5) so + adj. + a + n. + that从句 Notes : little 有两个意思，小的和少的,考题: ( ) 1 I got there _ late _ I didnt see him. A. too; to B. such; that C. so; that D. so; as ( ) 2 It is _ hot in the roo
17、m _ we have to go out for a walk. A. such; that B. so; that C. as; as D. such; as ( ) 3 He has_ an interesting book that we want to read it. A. so B. such C. the same D. as,C,B,B,6. 目的状语从句: so that so that既可引导目的状语从句，又可引导结果状语从句。区别这两种从句的办法有两个：1)目的状语从句里往往带有情态动词can, could, may, might等。2)从意思上看，目的状语从句往往表示
18、的目的很明确。例如： Speak clearly so that they may understand you. (目的状语从句) Jack is badly ill so that he has to rest. (结果状语从句),( ) 1 Please answer the question in a loud enough voice _ all the class may hear. A.to B. or C. in order that D. and ( ) 2 Lift it up_I may see it. A. though B. so that C. as D. then
19、,C,D,7. 比较状语从句: 1) asas, not so/asas 不如 This classroom is as big as that one.She is not as/so tall as Paul. 2) 比较级+than She looks much younger than she is. Tom runs faster than John does 3) the 比较级the 比较级 The more I know of him, the less I like him.,( ) 1 There are _ many league members in class 2 _
20、 in Class 4. A. both; and B. so; as C. either; or D. as; as ( ) 2 -Do you have a big library? -No, we dont. At least, not_yours. A. as big as B. as big than C. as bigger than D. bigger as,D,A,( ) 3 Suzhou is not _ beautiful _ Hangzhou. A. as; than B. so; as C. even; than D. /; than ( ) 4 Iron is mor
21、e useful _ any other metal. A. as B. than C. then D. so,B,B,9. 地点状语从句: 一般用where or wherever 引导 e.g I will stand where I can see the tower clearly. Wherever they went, they were warmly welcome.,中考链接：状语从句多出现在单选、完形填空、动词的适当形式填空中。 单选题： No matter_ the weather is like, you can always find surfers out _ the
22、 waves in Honolulu.A. what; riding B. how; riding C. what; to ride D. how; to ride (南京市2010） I was late for class yesterday _there was something wrong with my bike.A. when B. that C. until D. because (北京市2011）,A,D, I will let him know if I _him.A. saw B. will see C. seeing D. see (北京市2009） Some pass
23、engers were walking through one of the big halls at Paris Charles De Gaulle Airport_the whole roof(屋顶）fell down. A. while B. as soon as C. when D. after (上海市2008）,D,C,. 动词的适当形式填空：, When his mother got home ,Jimmy _(put) the toys together busily. When the headmaster arrived , the students _ (plant) h
24、undreds of trees on the hill. If he _(work) harder next time . He will catch up with other students.,was putting,had planted,works, 完形填空,In western countries, one person pays if he or she is entertaining clients(宴请宾客），but 42 friends eat together, they usually share the cost . 42.A.until B. when C. u
25、nless D. since (南京市2011）,B, 完形填空,She decided to buy a digital camera online 53 it could be sent to her. She had searched the Internet for two hours 54 she found an ad for the Sony digital camera . 53. A. so B. that C. so that D. while 54. A. when B. then C. while D. after （黄冈市2012）,C,A, 改错题,No matter wherever we are ,we are always A Bproud of being Chinese. C D Although he didnt feel well ,but he finished his A B Cwork on time. DHe was drawing quite a nice car on the A B blackboard while I entered the classroom.C D,B. where,C. but,C. when,
