课件29张PPT。Unit 2 Working the land Grammar
The v-ing form as the Subject and ObjectHave you ever seen these signs? parking, spitting, littering, smokingV-ing forms (动词原形+ing构成)Step2
Observe the sentences Discuss with your groupmates
Summarize the grammar rulesTask 1 V-ing的时态和语态1. We don't allow smoking here.
2. They forget having read the novel.
Summary:
doing 为v-ing的一般式,它表示动作发生在谓语动词的动作__________ 或者___________.
having done 为v-ing的完成式,它表示动作发生在谓语动词动作_________.3. He was afraid of being left at home.
4. We were all excited for having been praised.
Summary:
being done 为doing 的____________ 形式, 它表示其和主语构成___________ 关系。
having been done为having done 的___________ 形式,它表示其和主语构成___________ 关系。同时之后之前被动被动被动被动Task 2 V-ing 的否定式1. Trying without success is better than not trying at all.
2. I have n excuse for not going.
Summary:
v-ing 的否定形式为_________.not v-ing1.Swimming is his favorite sport.
2.He enjoys swimming.
3.His favorite sport is swimming.
4.I found him swimming in the river.
5.He is the man swimming in the river just now.
6.There is a swimming pool in the neighborhood
7.Swimming in Summer, we can get cool.
(作主语)(作宾语)(作宾补)(作表语)(作定语表动作)(作定语表用途)(作状语)Task 3 V-ing 在句中所作的成分The v-ing form as the Subject Task 4 V-ing作主语时主谓一致问题以及和to do 作主语的区别1. Dancing is my hobby.
2. Doing exercise is a good way to lose weight.
Summary:
V-ing 作主语时,谓语动词用______ 数。3. Having sports is good for our health.
4. Reading novels is an enjoyment.
5. To finish the task will take a long time.
6. To discuss the problem with an experienced teacher is necessary.
Summary:
V-ing 作主语,表示________________________的动作。
To do 作主语,表示_______________________ 的动作。单经常性或者习惯性的某次或者具体的1. Reading aloud is a good way to learn English.
2. It's no good complaining.
3. There is no point in doing this.
Summary:
1. V-ing 作主语,位于_________。
2. It 作_________, V-ing 作_________, 放于_________。
常用句型还有:
The v-ing form as the Subject Task 5 V-ing作主语时的位置句首形式主语真实主语句末It is useless doing/ to do sth . 做…没用
It is no good/ use doing sth做…没有好处/ 用处
It is worthwhile doing/ to do sth 做…是值得的。
It is a waste of time doing sth 做…是浪费时间3. 在There is no结构中,通常用动词-ing形式常见的有:
There is no doing(telling ,saying…)
不知道…; 很难说…; 说不上…;不可能…; 无法…
There is no point/sense (in) doing sth.
干……没意义/没道理
There is no pleasure (in) doing sth. 干……没乐趣
The v-ing form as the Object 1. The teacer finished checking.
Summary:
V-ing 可作 _____ 词的宾语。
常跟V-ing 作宾语的动词有:
Task 6 V-ing作宾语时的位置建议考虑坚持练 suggest,advise,consider,insist on,practise
允许想象弃冒险 permit,allow,imagine,give up,risk
阻止抵抗否逃脱 prevent,resist,deny,escape
不禁介意保持完 can't help,mind, keep, finish
耽误推迟求原谅 dely,put off,require,forgive,excuse
承认错过欣喜欢 admit,miss,appreciate,enjoy动The v-ing form as the Object 2. He is fond of playing football.
Summary:
V-ing 可作____ 词的宾语。
常见的还有:
Task 6 V-ing作宾语时的位置介at, of, in, on, abut等包含介词to 的短语
be used to, get down to, lead to , devote oneself to, look forward to, pay attention to 等3. I found it useless arguing about it.
Do you consider it any good trying again?
Summary:
It 作________, V-ing作_______,放于______。
常用此结构的词还有:
The v-ing form as the Object Task 6 V-ing作宾语时的位置think/consider/find/feel/believe+it
+useless/no use/ no good/...+doing形式宾语真实宾语句末1. Prise will continue rising/to rise.
2. I like reading, but i don't like to read today.
3. Being early may mean wasting a little time.
You really mean to go?
Summary:
1. 有些动词后跟V-ing和to do 作宾语,意义差别______。
如:______________________________。
2. 有些动词后跟V-ing和to do作宾语,意义差别_____。
V-ing 表示_______________. to do 表示_____________。
3. 有些动词后跟V-ing 和 to do作宾语,意义差别_______。
常见此类动词有:The v-ing form as the Object Task 7 V-ing作宾语与to do 作宾语的区别不大begin, start, intend, attempt, continue等略有不同一般的或者正在进行的动作特定的或者有待于去做的动作很大某些动词后既可接不定式,又可接v-ing形式,意义差别较大,这类词常见的有: go on to dogo on doing接着做(另一件事)继续做(同一件事)stop to dostop doing停下来去做另外的事停止做某事remember to doremember doing记住要做某事记得曾做过某事1)2)3)4)forget to doforget doing忘记要做某事忘了曾经做过某事5)6)regret to doregret doing很遗憾/抱歉地去做某事后悔做了某事try to do努力做某事try doing试着做某事Step 3 Exercise5/31/2019startWhack a hole2019-5-31426 8 597 312019-5-31195. ?Light can travel through space without ___________.(bend)bending2019-5-31204.?After ____________(think) for some time, I forgave her.thinking2019-5-31213. Mr Jones decided to walk to the university instead of _________(take) a taxi.
taking2019-5-316. While going shopping, people sometimes can't help ________________(persuade) into buying someting they don't need.
22persuading2019-5-311.To avoid caught by the police, he stayed in the cave for nearly a month.
23在avoid后面加being2019-5-312. You should remember returning my book next Monday.
24returning---to return2019-5-317. Understand the rules can help you win the game.
25Understand---Understaning2019-5-318. All the children are looking forward to go to see the pandas there.
26go---going2019-5-319. 掌握一门外语对一名学生来说是必要的。
27Mastering a forengn language is
necessary for a student.2019-5-31Step 4 Summary
Step 5 Homework
To finish the exercise on your reference book.