Unit 5 The power of nature grammar

人教版英语精品资料（精修版）专题Unit 5 The power of nature 3 Grammar WritingGrammar: 复习动词-ing一、v.-ing形式的定义与分类动词的ing形式是一种非谓语动词。

它仍保有动词的特征，可以带有其所需要的宾语或状语而构成短语。

动词的ing形式包括动名词与现在分词，也可统称为v.ing形式。

动名词在句中用作主语，宾语，表语，定语；而现在分词在句中用作表语、定语、状语与宾语补足语。

二、动名词的基本用法1．动名词作主语（1）动词的­i ng形式作主语时，谓语动词要用单数。

如：►Leaving the heating on all the time wastes electricity.让暖气整天开着是浪费电力。

（2）常用­ing形式作主语的句型有：①It is a waste of/no good/no use/worthwhile doing...②There is no sense/use/good/point in doing...如：It's no use arguing with her—she won't listen.跟她争论没有用——她不会听的。

►I could see that there was no point in arguing with him.我明白与他争论没有什么意义。

2．动名词作宾语动名词可用作某些动词、动词短语及介词的宾语。

►Your shoes need repairing.你的鞋该补了。

►The boy admitted stealing the money.这个孩子承认偷了这笔钱。

【归纳拓展】(1)常用动名词作宾语的动词及动词短语，我们可以用口诀归纳如下：考虑建议盼原谅(consider，suggest/advise，look forward to，excuse/pardon)承认推迟没得想(admit，delay/put off，fancy)避免错过继续练(avoid，miss，keep/keep on，practise)否认完成停能赏(deny，finish，quit，enjoy/appreciate)不禁介意准逃亡(can't help，mind，allow/permit，escape)不准冒险凭想像(forbid，risk，imagine)(2)need，want，require，be worth＋doing表示被动意义►The house need repairing.房子需修理了。

Section ⅢGrammar——动词­ing形式的用法课前语法感知Ⅰ.教材语法感知教材原句①Sometimes working outdoors, sometimes in an office, sometimes using scientific equipment and sometimes meeting local people and tourists, I am never bored.②Having collected and evaluated the information, I help other scientists to predict where lava from the volcano will flow next and how fast.③Having worked hard all day, I went to bed early.④Having experienced quite a few earthquakes in Hawaii already, I didn't take much notice.⑤Having earlier collected special clothes from the observatory, we put them on before we went any closer.⑥Having studied volcanoes now for many years, I am still amazed at their beauty as well as their potential to cause great damage.⑦The other two climbed down into the crat er to collect some lava for later study, but this being my first experience, I stayed at the top and watched them.探究发现(1)动词­ing形式有一般式(doing)和完成式(having_done)两种。

Section Ⅳ Grammar & WritingⅠ.用所给词的适当形式填空1．People from all the corners came to the city center，________(make) it very crowded.2．Flocks of customers joined Alibaba Singles Day，Hong Kong，the U．S.and Russia ________(claim)the top three outside.3．The three travelers finally reached the home of Bertha's mother around dusk，________(cover)65 miles in less than 12 hours.4．Then the professor walked onto the platform and seated himself in a chair, ________ (prepare) for answering questions.5．________(gather)the information the professor demanded earlier，the assistant continued to search in a sea of books for more on the topic.6．My mom held me and my brother tight，tears of happiness ________(cover)her face，feeling proud of our final success.7．The meeting________(be) over, I found her seated at the desk and________(listen) to music.8．It is typical of students to stay up ________(read) deep into the night for the final exam.9．________(employ) about 400 people, the factory would be built to allow for future growth.10．Our car ________(develop)engine trouble，we stopped for the night at a roadside rest area.11．Last night，there were millions of people ________(watch) the opening ceremony live on TV.12．________(spend) the past year as an exchange student in Hong Kong，Linda appears more mature than those of her age.13．The lecture________(give)，a lively question­and­answer session followed.14．There's a note pinned to the door________(say) when the shop will open again.15．Today there are more airplanes ________(carry) more people than ever before in the sky.答案1．making 2.claiming 3.having covered 4.preparing5．Having gathered 6.covering 7.being；listening8．reading 9.Employing 10.having developed11．watching 12.Having spent 13.having been given14．saying 15.carryingⅡ.完形填空Each week, Larry's office answers dozens of hopeless phone calls from families of very sick people.What they need are__1__to treat severe diseases far away from home.The founder of Angel Flight Northeast(AFNE)，Larry, 68, has__2__turned away any requests, and has helped the__3__in need with volunteer pilots.“I know__4__desperation sounds like.People come to us at the most__5__lives—they're__6__out of money, out of time, and out of faith，〞says Larry, who sometimes pilots some trips himself__7__also seeing to scheduling, fund­raising, and other__8__．“We help replace the fear with dramatic(激动人心的)healing and__9__．〞Larry and his wife once built a(n)__10__ambulance company.After they sold it, they received a large sum of rry got his pilot's__11__．Then he read a magazine article__12__a pilot in California who flew a ten­year­old boy to receive cancer treatment and__13__he knew what his next chapter would be.Today, Larry__14__a network of nearly 500 volunteer pilots who donate(捐献)their own time and rry's crew on the ground, Earth Angels，__15__patients to andfrom the airport.By now AFNE has helped 65, 000 people.__16__between patients and pilots can last for weeks, months, or__17__．One cancer patient took more than 585__18__over ten years.And every single one—for every patient—is__19__．“Sometimes patients can't talk to their family about their__20__，but being up in the heavens, talking to a pilot helps them get better, 〞Larry says.1．A.suggestions B．methodsC．introductionsD．flights2．A.still B．justC．never D．always3．A.professors B．doctorsC．patients D．children4．A.how B．whatC．when D．why5．A.frightening B．excitingC．tiring D．surprising6．A.droppingB．fallingC．cooking D．running7．A.because B．whileC．although D．until8．A.possibilities B．incidentsC．responsibilities D．games9．A.success B．choicesC．hope D．chances10．A.successfulB．expensiveC．independent D．doubtful11．A.skill B．permitC．treatment D．position12．A.for B．withC．against D．about13．A.immediately B．graduallyC．gratefully D．generously14．A.calls on B．carries onC．relies on D．puts on15．A.lift B．driveC．collect D．accompany16．A.Links B．DifferencesC．Operations D．Conflicts17．A.shorter B．longerC．easier D．harder18．A.treats B．guestsC．gifts D．trips19．A.busy B．freeC．interesting D．necessary20．A.fears B．livesC．apologies D．expenses答案与解析本文是一篇记叙文。

Unit 5The power of nature主题语境:人与自然——灾害防范SectionⅢ—Grammar课后篇巩固提升一、变式训练1.Because I was tired,I stopped to have a rest.=,I stopped to have a rest.2.Because I had experienced a few earthquakes before,I wasn’t frightened.= a few earthquakes before,I wasn’t frightened.3.If you turn to the right,you will find a path leading to his cottage.=,you will find a path leading to his cottage.4.Because I had spent all night watching the game,I was very tired the next day. =all night watching the game,I was very tired the next day.5.As I came out of my house,I saw my father planting trees in the garden.= my house,I saw my father planting trees in the garden.二、根据汉语意思,用动词-ing形式(短语)完成如下句子1.由于生病,我不得不待在家里。

,I had to stay at home.2.他把咖啡杯掉在了地上,摔得粉碎。

He dropped the coffee cup to the ground, .3.过马路的时候要小心些。

When ,please be careful.4.听到这个消息我们都高兴地跳了起来。