2023届高考英语二轮复习条件状语从句让步状语从句课件
展开The sentences frm the passage…
1 describe cmmn situatins2 describe impssible situatins3 use if r when t intrduce the situatin4 explain the result f the situatin in the ther part f the sentence5 use the present simple tense in bth parts f the sentence
Adverbial clause f cnditin条件状语从句
条件是指某一件事情实现之后(状语从句中的动作),其他事情才能发生。
If ur right hand is busy greeting smene, it cannt be hlding a weapn.
If yu shake hands with smene, yu shw yu trust them.
We shake hands when we make a deal.
when “如果;要是;在… … 的情况下”
1. unless cnj. 除非;若不;如果不 = if… nt…
如果你不早点动身,你就不能准时赶到那儿。
Yu will fail t arrive there n time unless yu start earlier.
Yu will fail t arrive there n time if yu d nt start earlier.
2. n cnditin (that)… 在… …条件下;如果(引导的条件状语从句是主句事件发生的前提条件或唯一条件)
我可以告诉你真相, 条件是你答应保守秘密。
I can tell yu the truth n cnditin that yu prmise t keep a secret.
3. as lng as 只要 (引导的条件状语从句是主句事件发生的前提条件或唯一条件)
只要不出花园,你可以出去玩儿。
Yu can g ut t play as lng as yu stay in the garden.
4. prvided cnj. 假如;以… …为条件 prvided(that) + 从句 表示一种假设条件
倘若价格合适,我们将采购你们的全部产品。
We’ll buy everything yu prduce, prvided (that) the price is right.
5. Suppsing cnj. 如果;假如(引导的条件状语从句常表示一种假设条件)
倘若下雨,我们的运动会还要继续举行吗?
Suppsing it rains, shall we cntinue the sprts meeting?
万一下雨了,我们该待在哪儿呢?
In case it rains, where shuld we stay?
6. in case 万一;假使(引导的条件状语从句常表示一种假设条件)
一般遵循“主将从现”、“主情从现”、“主祈从现”等原则。
1. If yu ____ a cake, yur hst ______ very pleased. (take, be)2. Unless the weather ___ better, I _______ at hme. (get, stay)3. He _______ hme early if he __________ well. (g, nt feel)4. What ____ I __ if they ___ abut plitics? (d, talk)5. If yu ____ yur hand, the taxi _______ . (raise, stp)6. I __________ anything unless he ____ me. (nt say, ask)
desn’t feel
当条件状语从句主语和主句主语一致,且从句谓语动词是be动词时,从句中的主语和be动词可以省略;当条件状语从句中包含it is 时,it is也可以省略。
Unless the machine is repaired, the machine is useless.
I want t cme back by 5:00 pm if it is pssible.
还有诸如:if necessary(如果有必要),if any(如果有), if in need如果需要)。
if引导的条件状语从句如果与事实不符,应用虚拟语气。
Subjunctive Md
1. —Are yu thinking abut ging t New Yrk fr the hliday? —N. But if I ________the time,I wuld definitely g. A. have B. had C. have had D. wuld have 2. If yu ________this experiment,yu will understand the thery better. A. will be ding B. have dne C. will have dne D. wuld d
3. — Shall Brwn cme and play cmputer games? — N,________ he has finished his hmewrk. A. when B. if C. unless D. nce4. --- Hw lng d yu think it will be ______ China sends a manned spaceship t the mn? --- Perhaps tw r three years. A. whenB. until C. that D. befre
5. Jenny was very sad ver the lss f the phts she had sht at Canada, ____ this was a memry she especially treasured. A. as B. if C. when D. where6. I wnder if I________ time. If I ________time,I’ll g with yu. A. have;have B. will have;will have C. have;will have D. will have;have
Adverbial clause f cncessin让步状语从句
一般翻译为“尽管… … ”或者“即使… …”等。
1. "疑问词十ever"相当于"n matter+疑问词"引导的让步状语从句。
你无论借哪本书,都必须一周内归还。
Whichever/N matter which bk yu brrw,yu must return it in a week.
注意: “n matter+疑问词”只能引导让步状语从句;而“疑问词-ever”还可以引导名词性从句
e.g. I’ll eat whatever yu give me. Whever cmes will be welcme.
2. thugh,althugh这两个连词用法基本一样,只是前者口语化, 后者较正式,当位于句首,都不与but连用,但可以和yet,still连用。
尽管这台电视非常贵,我仍然要买。
Althugh the TV set is very dear,I still buy it.
3. even if, even thugh这两个复合连词意义相同,常用以强调让步概念,含有退一步想的意思.
即使天气很糟糕,我们也要去旅行。
We'll make a trip even if/thugh the weather is bad.
4. as 引导的让步状语从句一般置于主句之前,须用部分倒装,此时将从句中作表语的名词、形容词,作状语的副词或谓语部分的动词原形置于句首;若表语是单数名词,前置时要省略冠词。
1. Althugh he is a child, he knws what is the right thing t d.
2. Althugh he wrks hard, he makes little prgress.
3. Althugh he is yung, he can read and write in several freign languages.
4. Althugh yu may bject, I will g there.
注意:在这种倒装结构中,也可以用thugh,但不用althugh。
5. whether… r… 表示“不管… …还是… … “
不管你信不信,这都是真的。
Whether yu believe it r nt,it is true.
6. while 也可以引导让步状语从句,意为“尽管”
尽管没有太多钱,他们也过得很幸福。
While there was nt a lt f mney, they live a happy life.
让步状语从句中,常用一般现在时。
___ he has limited technical knwledge, the ld wrker has a lt f experience. A. Since B. Unless C. As D. Althugh2. Hw can yu expect t learn anything ____ yu never listen? A. while B. even if C. unless D. when
3. Many f them turned a deaf ear t his advice, ____ they knew it t be valuable. A. as if B. nw that C. even thugh D. s that4. ________ I really dn’t like art, I find his wrk impressive. A. As B. Since C. If D. While
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