人教版高中英语必修四Unit2WorkingthelandGrammar(共47张)课件

1、Unit 2Working the landTo learn the -ing form as the subject and object Since then, finding ways to grow more rice has been his life goal.2. As a young man, he saw the great need for increasing the rice output.Look at the following sentences.3. He enjoys listening to violin music, playing mah-jong, s

2、wimming and reading.4. Spending money on himself or leading a comfortable life also means very little to him.5. Just dreaming for things, however, costs nothing.1. 动词-ing形式的构成：是在动词末加-ing形 式构成。如：do-doing, be-being, ask-asking, etc.否定形式：not + -ing 构成2. 动词-ing形式不能单独作谓语，没人称和数 的变化，但可以有自己的宾语和状语，还有 时态和语态的变

3、化。动词-ing形式看图完成下面的句子。_ _ is my favourite sport.Playing footballMy sister enjoys_ alone by the sea. taking a walkThe cartoon is _. amusingWe heard Tommy _ in his room.singingShe sat on the sofa _ a newspaper.reading动词-ing形式能在句中作主语、宾语、表语、定语、宾语补足语和状语。在本单元首先讲解动词-ing 形式在句中作主语和宾语的用法。The -ing form as the su

4、bject and object一、动词-ing形式作主语1. 动词-ing形式作主语，表示一般或抽象的习惯性行为，谓语动词用单数。如： Reading aloud is very important for us to learn a foreign language. Going to bed early and getting up early is considered to be a good habit.2. 在一些句子中，常用it作形式主语放在句首，而把真正的主语放到句末。 如： It is no use crying over spilt milk. It + be +a wa

5、ste of time doing 做是浪费时间的It is/was no good/use doing 做是没益/用处的It is/was hardly/scarcely worth doing 做不值得It is/was worth/worthwhile doing 做是值得的There is no sense in doing 做没有道理常用-ing形式作主语的句型有：二、动词-ing形式作宾语1. 有些动词后只能跟动词-ing形式作宾语，而不能跟动词不定式作宾语。有此用法的动词有：allow, advise, admit, appreciate, avoid, bear, consid

6、er, delay, deny,enjoy, escape, finish, forbid, imagine, keep, mind, mention, permit, practice, quit, risk, suggest等。如：My mother advised asking a doctor to come and examine my eyes. Were considering paying a visit to the Science Museum. 2. 有些动词后既可跟动词-ing形式作宾语, 也可跟动词不定式作宾语, 但用法和意 义都有所不同。这些动词是：begin, s

7、tart, continue, like, love, prefer, mean, forget, remember, hate等。A. 在like, love, hate, prefer等动词之后，用- ing或不定式意义上没有什么不同，只是侧 重点有些不同，动词-ing形式表示泛指的动 作，不定式表示具体的一次性动作。B. 在begin/start, continue之后，用动词-ing 和不定式，意义无甚区别，尤其是当主语是 人的时候。 C. 在动词forget, remember, regret之后，用动 词-ing与不定式意义不同。动词-ing表示动作先于谓语发生，不定式表示后于谓语

8、动作。 e.g. I remember posting the letter. 我记得我已把信寄了。 Ill remember to post the letter. 我会记着去寄信的。 I shall never forget seeing the famous writer. 我永远不会忘记见到过那位著名作家。 Dont forget to write to your mother. 不要忘了给你母亲写信。 D. 在try, mean之后，意义各不相同，如try to do (设法)，try doing (试试)，mean to do (打 算，有意要做)，mean doing (意思是，

9、意味 着)。 e.g. We must try to get everything done in time. 我们必须设法及时把一切搞好。 Lets try doing the working in some other way. 我们用别的方法做这个工作试试。 I didnt mean to make you angry. 我并不想让你生气。 Your plan would mean spending hours. 你的计划意味着要花费几个小时。 E. go on doing和go on to do: go on doing 继续做一直在做的事； go on to do 接着做另一件事。e

10、.g. Please go on doing the same exercise. 请接着做同一个练习。 Please go on to do the other exercise. 请做另外一个练习。F. stop doing与stop to do: stop doing 停止做; stop to do 停下正在干的事去干另一件事。e.g. We stopped talking. 我们停止了交谈。 We stopped to talk. 我们停下来去谈话。3. 动词-ing形式用在动词need, want, require等后表示“需要”时, 用动词-ing形式的主动形式或者用不定式的被动式

11、表示被动意义。如： The carpet really wants cleaning. = The carpet really wants to be cleaned.4. 动词-ing形式作介词的宾语。要特别注意: be / get used to, look forward to, pay attention to, stick to, devote to等中的to都是介词而不是动词不定式符号。如： My father is used to going to bed late and getting up very early. Im looking forward to receivin

12、g your reply.【即学即练】用括号内动词的正确形式完成下面的短文。1. _ (find) a job in the United States takes specific skills. The following advice will help you find a job there. Write a good resume (简历). Describe your accomplishments (成绩). Avoid _ (include) unnecessary information. Your resume should be one page, if possibl

13、e.includingFinding Find out about available jobs. One way is by _ (look) in the newspaper or on the Internet. Another way is by networking. Networking means _ (exchange) information with anyone you know family, friends, neighbors, classmates, former co-workers, professional groups who might know of

14、a job. exchanginglookingThese people might also be able to give you insider information about a company, such as who is in charge and what it is like to work at their company. Practice the interview. The more prepared you are, the more relaxed you will feel. If you are worried about _ (say) or _ (do

15、) the wrong thing, practice will help. doing saying Learn something about the company. Finding information takes time, but it pays off.You can get help in these skills writing a resume, networking, preparing for an interview, researching a company by _ (see) a career counselor (顾问). Most high school

16、s and colleges have one who can help you get started.seeingFinding a job is one of the most difficult jobs. Some people send out hundreds of resumes and go to dozens of interviews before finding a job. And it isnt something you do just once or twice in your lifetime. For most Americans, _ (change) j

17、obs many times in a lifetime is not uncommon.changing 1. Scientists have responded by_ (note) that hungry bears may be congregating(聚集) around human settlements, (2019新课标卷语法填空)2. A 90-year-old has been awarded “Woman Of The Year” for_ (be) Britains oldest full-time employee still working 40 hours a

18、week.(2019新课标卷语法填空)noting being3. When we got a call_ (say) she was short-listed, we thought it wasajoke. (2019新课标卷语法填空)4. When the children are walking or _ (cycle) to school on dark mornings, (2019浙江卷语法填空)sayingcycling 5. But some students didnt want _ (wear) the uniform. (2019浙江卷语法填 空)6. Nervousl

19、y _ (face) challenges, I know I will whisper to myself the two simple words “Be yourself”。(2019北京 卷语法填空)to wear facing Rewrite the following sentences using the ing form as the subject.Example: It is necessary to get water from wet to dry places. Getting water from wet to dry places is necessary.1.

20、It is nice to help people in need of help. Helping people in need of help is nice.2. It is not easy to grow super hybrid rice. Growing super hybrid rice is not easy.3. It is not difficult to learn more about farming. Learning more about farming is not difficult.4. In the countryside it is not as eas

21、y to do research as in the city. Doing research in the countryside is not as easy as in the city.5. To get rid of hunger is very important for some African countries. Getting rid of hunger is very important for some African countries.6. It is important to explain this again or we will confuse the st

22、udents. Explaining this again is important or we will confuse the students.Which verbs are followed by ing? Which by the infinitive? First write doing or to do over the correct group. Then write the verbs in the box in the correct columns and finally practise making at least four sentences with them

23、. _ _both to do and doingmanageexpectdecideseemofferimaginesuggestavoidadmitpractisehatelovepreferrememberregretto dodoing to do doingboth to do and doingpromisefailhopeaffordplanenjoyfinishmindmisskeeptrystopbeginforgetlikestartpromise, enjoy, fail, try, finish, hope, stop, begin, afford, forget, l

24、ike, mind, miss, start, plan, keep用括号内单词的正确形式完成下面短文。If you are planning to come toPolandas a tourist, you will have plenty of interesting places to choose from. People who enjoy 1. _ (hike) should consider 2. _ (go) to the mountains, in the south ofPoland. hikinggoingYou dont have to book accommodation (住宿) in advance as you