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专题06重点语法归纳及专练二(练习版)(人教版).docx
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专题06 重点语法归纳及专练二练习版人教版 专题 06 重点 语法 归纳 专练二 练习 人教版
更多资料添加微信号:DEM2008 淘宝搜索店铺:优尖升教育 网址: 八年级下学期期末重难知识点串讲+精练 专题06 重点语法归纳及专练(二) 一、连词unless, as soon as, so/such...that...的用法 n unless 连词,“如果不; 除非”,可转换为 if...not, 引导条件状语从句,也遵循 “主将从现”原则。 u We'll go fishing unless it rains tomorrow.=We'll go fishing if it doesn't rain tomorrow. 假如明天不下雨,我们就去钓鱼。 u 【注意】如果 unless 引导的从句是否定句, 则 unless 不能用 if...not 互换。 n as soon as 的用法 u as soon as 意为 “一……就……”, 引导时间状语从句,等于 “the minute that...” l 【注意】含 as soon as 的复合句也要遵循“主将从现”原则。 n so/such...that...的用法 u so/such...that... “如此……以至于……”,引导结果状语从句。其中 so修饰形容词或副词, such修饰名词, that后从句为结果。 l 【注意】名词前有much, many, few, little修饰表示程度时,此时用 so 而不用 such。 u 区分so that与so...that... l “窍门”: “在一起”是 “目的”, “分开”是 “结果”。 【专练】 一、选择题 1.The young men all shouted “Happy New Year” ________ it was twelve o’clock. A.after B.as soon as C.if D.though 2.She says that she'll have to close the restaurant ______ business improves. A.if B.after C.unless D.when 3.It was the middle of the night ________ the noise woke me up. A.because B.if C.when D.although 4.---I’m afraid e-books might be bad for our eyes. ---Hmm, but they will be helpful for us_________we put them to good use. A.as soon as B.as long as C.even though D.so that 5.The movie Ne Zha is ________ educational ________ I want to see it again. A.so; that B.such; that C.too; to D.enough; to 二、完成句子 6.如果我们不小心地保护这些河流,它们就会变得越来越脏。 The rivers will become dirtier and dirtier ________ we protect them carefully. 7.迈克一放学回家就开始做饭。 Mike started cooking ________ ________ ________ he got home from school. 8.这书桌太重我拖不动。 This desk is___________ heavy___________ I can’t move it. 9.迈克买了一个照相机,为的是夏天他能拍许多照片。 Mike bought a camera ________ ________ he could take many pictures in summer. 10.这是一本很有趣的书,以至于我们大家都想看。 It is ________ an interesting book ________ all of us want to read. 二、形容词及副词比较级和最高级 n 比较级 u A+be+形容词比较级+than+B, 例:I am taller than my sister, but she is more active than me. “我比我的姐姐高,但是她比我更积极。” u A+实义动词+副词比较级+than+B, 例:Sam runs faster than Tom, but Tom gets up earlier than Sam. “Sam跑得比Tom快, 但是Tom起的比Sam早。” u 原级比较: l 肯定形式:A+be/实义动词+as+形容词原级/副词原级+as+B, 意思是“A和B一样······”, 例:Lucy studies as hard as Lily. “Lucy和Lily学习一样努力。” l 否定形式:A+be/实义动词+not+as/so+形容词原级/副词原级+as+B, 否定句中as可以替换成so, 意思是 “A不如B······”。例:Betty doesn’t sing as/so well as Kitty. “Betty没有Kitty唱得好。” u “the+比较级, the+比较级”, 意思是 “越······就越······”, 例:The more, the better. “越多越好。” u “比较级+and+比较级”, 意思是 “越来越······”。例:It is getting more and more popular. “它变得越来越受欢迎。” l 注意:more and more后如果接名词,其实此处是many和much的比较级,意思是 “越来越多的······”, 例:More and more people come here. “越来越多的人来到这里。” u 选择疑问句中,含有比较级:特殊疑问词+be/实义动词+形容词/副词比较级, A or B? l 此类题型中,一定要看清楚比较范围的数量,两者为比较级,三者及以上使用最高级。 u 注意:①much, even, far, still, a lot, a bit, a little用于修饰比较级。 ②比较级后有of the two时,比较级前要加the。 n 最高级 u A+be/实义动词+形容词/副词最高级+in/of/among+范围 l 注意:①最高级必须有范围 ②三者及以上之间 u one of+the+形容词最高级+可数名词复数, 意为 “最······之一······” u the+序数词+形容词最高级+可数名词单数”, 意为 “第几最·····” u 比较级+than+any other+名词单数, 意为 “比其他任何一个······更······”, 使用比较级表达最高级。 n 注意:①定冠词the与形容词性物主代词、指示代词或名词所有格不能同时使用 ②in不一定是同类,of同类 n 倍数的表达 u 基数词+times+as+形容词原级+as… u 基数词+times+比较级+than… u 倍数+the size / length / width / height / age等名词+of… 【专练】 一、选择题 1.My People, My Country is ________ movie I've ever seen. A.more educational B.the most educational C.educational D.less educational 2.—I'm proud of Ezhou, our homeland. —So am I. It is becoming ________. A.more and more beautifully B.more beautiful and beautiful C.more and more beautiful D.more beautifully and beautifully 3.Compared with a 1-day weekend, a 2-day weekend is _______ as we may have enough time for our hobbies. A.more pleasant B.less pleasant C.the most pleasant D.the least pleasant 4.Balanced diets are just as________as regular exercise in our daily life. A.important B.more important C.most important D.the most important 5.—Could you tell me why you learn English so well? —It's very simple. ________ you study, ________ grades you will get. A.The harder; better B.The harder; the better C.Harder; better D.Harder; the better 6.An elephant is __________ a panda. A.very heavier than B.many times as heavier as C.many times heavier than D.as many times heavy as 二、用所给词的适当形式填空 7.Qomolangma is_____________(high)than any other mountain in the world. 8.It seemed to him that truth would be ________ than a lie. (safe) 9.How fast Ezhou develops! It becomes one of ______ (live) cities. 10. According to some studies, the ________(fast) you read, the less you understand what you have read. 11.The Siberian tiger, known as the Northeast Tiger in China, is ________ (large) tiger of all. 三、 现在完成时基础知识 √ 考点1 现在完成时基础知识 n 定义:时间截止到现在,动作发生在过去,强调过去的动作对现在的影响。 n 结构: u 肯定句:主语+have/has+过去分词+······(have可缩写为’ve, has可缩写为’s) u 否定句:主语+have/has+not+过去分词+······ u 疑问句:Have/Has+主语+过去分词+······? Yes, 主语+have/has. No, 主语+haven’t/hasn’t. n 现在完成时与一般过去时 u 现在完成时强调过去发生或已经完成的对现在造成的影响或结果,强调的是现在的情况。 u 现在完成时不能和表示过去时间点的时间状语连用,例如:yesterday, last week, ten years ago等 u 一般过去时只表示过去发生的动作或状态,并不强调与现在的关系或影响。 ü 考点2 have/has been to...和have/has gone to... n have/has been to “曾经去过某地”(已经回来了) n have/has gone to “去了某地”(去了还没回来) ü 考点3 ever与never n ever意为 “曾经”, never意为 “从不,从来没有” ü 考点4 already与yet n already常用与肯定句中, “已经”, 通常用于句子中间或句末。 n yet用于疑问句和否定句中, “还、尚、迄今、到那时”, 通常用于句末。 ü 考点5 延续性动词与非延续性动词 n for+一段时间及since+过去时间点或从句(从句的谓语动词用过去式) n 延续性动词与非延续性动词转化 borrow/lend→keep buy→have finish/end→be over begin/start→be on arrive/come/go/move/reach/get to→be in/at/here/there close→be close die→be dead leave→be away(from) go to school→be in school/be a student get up→be up fall asleep→be asleep fall ill→be ill lose→be lost become→be join→be in/be a member of... return/come back/get back→be back get to know→know receive/get a letter→have a letter catch/get a cold→have a cold ü 考点6 常与现在完成时搭配的时间状语 n already, yet, ever, just, never, before, so far, for+一段时间, since+过去的时间点, up to now等 【专练】 一、单项选择 1.I’m so glad that I nearly half of the test now. A.finish B.finished C.will finish D.have finished 2.— The book is popular. ________ you ________ it yet? — Yes, I have. A.Are; reading B.Were; reading C.Have; read D.Will; read 3.— The air here is much fresher than before. —Exactly! We a lot of trees in the past few years. A.planted B.were planting C.have planted D.will plant 4.Corn production ________ nearly 125 percent over the past 25 years in China. A.jumped B.jumps C.will jump D.has jumped 5.— I have seen the film We Are All Fighters against the COVID-19. What about you, Peter? — Oh. I ________ it last week. A.have seen B.see C.saw D.will see 6.—Mom, where is Dad? —He ___________ the supermarket. A.was going to B.has gone to C.has been to D.is going to 7.The Great Wall is a place of interest. All of us ________ there before. A.has been B.have been C.has gone D.have gone 8.—Maria, what do you think of Mount Fanjing? —Very cool. I________ there once. I’d like to go there again. A.has been B.have been C.have gone D.has gone 9.—The Whites have ________ Hong Kong. —Oh, really? I have never ________ there before. A.been to, gone B.gone to, been C.been to, gone to D.gone to, been to 10.—Have you ever ___________ to Caozhou Peony Garden? —Yes, I ___________ there last year. A.been; went B.gone; went C.been; gone D.gone; been 11.— The new shirt looks good on you. When did you buy it? —On July 7th. I________ it for a week. A.have bought B.have had C.bought D.buy 12.—Mum, I want to watch the news about our school. Change the channel, please! —What a pity! It is eight o'clock now. It___________ for a while. A.has been over B.was over C.has finished D.finished 13.—What do you usually do in your spare time? —I often go to our community library. It ________ for two years in order to encourage us to read more. A.opens B.has opened C.has been opened D.has been open 14.—________   have you kept this book? —For two months. A.How soon B.How old C.How long D.How often 15.-Excuse me ,when did you leave Jinzhou? -In August ,2017.I _____ for about two years. A.have left B.left C.have been away D.was away 二、用所给单词的正确形式填空 16.He has the most beautiful blue eyes I have ever ________ (see). 17.This novel is very interesting. My brother __________(read)it three times. 18.The writer is so popular that he ________ (sell) more than 200,000 books so far. 19.Uncle Chen ________(repair)more than five bicycles since last Friday. 20.Sandy borrowed the novel from the library last week and ________ (keep) it for 5 days. 21.Cathy and Linda ___________ (not be) back to their hometown for two years. 22.Lucy ___________ (go) to Shanghai. She’ll be back in a week. 23.Last week, my family ___________ (go) to visit the Summer Palace. 24.Mr. Green ___________ (be) in China for about three years. 三、句型转换 25.I have waited for the bus for twenty minutes.(对划线部分提问) ________ ________ have you waited for the bus? 26.His father died ten years ago. (同义句) His father ________ ________ ________ for ten years. 27.Mr. Zhang has taught in this school since 1999. (同义句) Mr. Zhang has taught in this school ________ about 20 years. 28.He came here a week ago. (同义句) He ________ ________ here since a week ago. 29.Jim joined the mountain climbing club two years ago. (改为同义句) Jim has _________ the mountain climbing club for two years. 30.He has already finished the work. (改为否定句) He ________ finished the work ________. 31.She has already come back from Hong Kong.(改为一般疑问句) ________ she come back from Hong Kong ________? 32.The children have never done that before.(改为反意疑问句) The children have never done that before, ________ ________? 33.Has Tina arrived in London yet?(作否定回答) ________, ________ ________. 四、单句选词填空 34.Tina ____________ (has been to/has been in) China for over ten years, so she knows a lot about Chinese culture. 35.Though Ben has ___________ (never/ever) been to Japan, he knows a lot about that country. 36.Have you ________

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