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1、1,2,1. But theres no need to worry if you have never skied before.(SB U15) 但是，如果你从没滑过雪，也不必担心。there is no need的意思是“没有必要”，后接不定式或介词for短语。,3,(1)我们没有必要在这儿停留。_ (2)We have plenty of time, _ (所以没有必要匆忙).,Theres no need for us to stay here.,so there is no,need to hurry,4,( ) Your father will be better soon. T
2、here is no need _. A. to worry about B. worried C. to be worried D. to be worried about,5,C,there is no need后要接不定式。 worry about或be worried about后要有宾语。注意need不是介词about的宾语，故A、D两项错误。 试比较：There is no need to worry about him.,6,2. Should you have enough energy left after a day on the slopes, you can take
3、a dip in the pool(SB U15)如果在山坡上玩了一天之后还有足够的精力，你还可以在游泳池里泡一泡,7,“should+主语+动词原形”意为“如果/万一”，是一个省略句，原句为： If you should have enough energy 在虚拟语气中，if引导的条件状语从句中有were或助动词should, were, had，可以把if省掉，把should, were, had放到句首。,8,Should _(你碰到) Sunny, tell her she owns me a letter.Had _ (要是你去了演唱会), you would have seen
4、the famous singer.Should _ (万一下雨了), the crops would be saved._ (如果我是你), I would accept the invitation.,9,【答案】you run intoyou attended/gone to the concertit rainIf I were you/Were I you,10,( ) This printer is of good quality. If it _ break down within the first year, we would repair it at our expense
5、. (2009天津卷) A. would B. should C. could D. might,11,B,虚拟语气中与将来事实相反的假设，if条件从句中应用情态动词should， were+to do或动词的过去式。,12,3. The city saw a series of fierce fights between blacks and whites in the 1960s (SB U16) 在20世纪60年代，这座城市目睹了黑人和白人之间一连串激烈的冲突,13,英语中有一种形象的表达法是把无生命的事物当作有生命的事物来描写，以增强句子的表现力。 see可用时间或地点作主语，表示某时
6、或某地“经历，发生，目睹，见证”。类似的词还有witness, find等。,Dusk saw the little girl _(在街上哭泣)_(上个世纪见证了) the most important scientific development.,【答案】 crying in the street The last century witnessed,15,( ) The next few years _ a series of bad harvests in this country, causing many people to die of hunger. A. met B. hap
7、pened C. saw D. made,16,C,see可用时间或地点来作主语，意为“经历，见证”。,17,1.部分倒装的各种情况。如：not until, hardly, neither/nor等否定副词或词组开头的句子；so(也), so(that)开头的句子；as引导的让步状语从句。 2.全部倒装的各种情况。如：在以here, there, away, down, now, then等副词开头的句子里。,倒装句,18,英语的倒装有两大类：全部倒装和部分倒装。,19,全部倒装：谓语全部置于主语之前的倒装,1.在以here, there, away, in, out, down, up,
8、off, now, then等副词开头的句子里。例如： Away went the boy. 2.在以介词短语或方位名词词组作地点状语位于句首时的句子里。例如： In the corner of the room stands a writing-table. South of the city lies a big factory. 注意：以上两种全部倒装的主语必须是名词，主语若是人称代词，则用部分倒装。例如：Away he went.,20,3.在there be / live / stand / come / lie结构中，采用全部倒装。例如： There is a book in th
9、e bag. There came shouts for help from the river.,21,1.用于一般疑问句、选择疑问句、反意疑问句中。例如： Has he finished his work? Its a lovely day, isnt it?,22,2.only后接副词、介词短语、从句作状语放在句首时。例如： Only in this way can you learn English well. Only when the rain stopped did the match start again. 如果only后面不是状语，则不用倒装。例如： Only he kno
10、ws this.（only修饰的是主语）,23,3.含有否定意义的副词和作状语的词组，如：hardly, scarcely, never, not, little, nowhere, seldom, nor, neither，by no means, at no time, under no circumstances等置于句首时。例如： Seldom does he go to the cinema. Nor / Neither did I believe him.,24,4.“not onlybut (also)”连接两个句子，not only置于句首，它所引导的这部分要部分倒装，但but
11、 (also)所引导的部分不要倒装。例如： Not only should we study science, but (also) we should pay attention to politics. 5.not until引起一个短语或引导一个从句置于句首时，主句中要求部分倒装。例如： Not until she saw the present did she feel happy.,25,6.“hardlywhen”和“no soonerthan”句型中，当hardly, no sooner位于句首时，主句中要求部分倒装。例如： Hardly had I entered the ro
12、om when the phone rang. = No sooner had I entered the room than the phone rang. 7.so表示“也”之意，位于句首时，其后要部分倒装。例如： It was cold yesterday. So is it today. If you go, so will I.,26,注意： so作“的确、确实”解时，即使位于句首，也不用倒装。例如： It was cold yesterday. So it was.,8.以连接词so (that)开头的句子里。例如： So small was the mark that I cou
13、ld hardly see it. So much does he worry about the exam that he cant sleep well.,27,9.as作“尽管、虽然”解时引导的让步状语从句要倒装。其句式结构是： 表语(名词/形容词/过去分词)+as+主语+系动词； 副词+as+主语+谓语动词； 动词+as+主语+助动词。例如： Child as he is, he knows a lot.（名词前不用冠词） Poor as he was, he was honest. Try as you will, you wont manage it.,28,10.在if引导的虚拟条件句中，省去if，把were,助动词had或情态动词should移至句首构成倒装语序。例如： Were I to go there tomorrow, I would visit him. (=If I were to go there tomorrow, ),
