Unit 3 the world on line Grammar and usage

课件52张PPT。welcome to our classwelcome to our classwelcome to our classGrammar and usageUnit 3Linking verbs Grammar and usageLinking verbsWhat is a linking verb?
A linking verb is a word used to connect the subject of a sentence to further information about the state which the subject is in.Point out the linking verbs
1. I am Zhu Zhenfei.
2. Surfing the Internet is really interesting.
3. We are now in need of English teachers.
4. The question is how to solve the problem.
5. What we want to know is who will give us the lecture next Monday.
6. Your suggestion sounds reasonable.
7. It seems that everyone here knows him quite well.
8. Milk goes bad easily in summer if you do not put it in the fridge.amisareisissoundsseemsgoesFill in the blanks with proper linking verbs:
1. Wood ____________ hard.
2. The exercise ____________ easy, but in fact it's very hard.
3. Don't you think the music of the song _________ beautiful?
looksseemssoundsFill in the blanks with proper linking verbs:
4. Most leaves begin to ____________ yellow in autumn.
5. The fish ________good; the children like it very much.
6. The girl's face __________ red when she heard his words.
7. It’s true that parents __________ old when children grow up.turn/get tastesturnedbecome1. “存在”类:表示存在或具有某种特征或状态。这类连系动词强调“存在”。常见的有: be(是)，look(看起来)，feel(摸上去)，seem(似乎是)，appear(似乎、显得)，prove(证明是)，smell(闻起来)，taste(尝起来)，sound(听起来)等。例如:
The story sounds true.
Those oranges taste good. 2. “持续”类:表示某种情况或状态的持续。这类连系动词强调“持续”。常见的有: remain(依然)，keep(保持)，stay(保持)，continue(继续、仍旧)，stand(处于某状况或情形)等。例如:
—Why don't you put the meat in the fridge?
—It will stay fresh for several days.
It's already ten in the morning. The store remains closed. What's the matter? 3. “变化”类: 表示由一种情况或状态变化成另一种情况或状态。这类连系动词强调"变化"后的情况或状态.常见的有: become(变成)， turn(变成)， grow(变得)， go(变得),get等。例如:
Put the fish in the fridge, or it will go bad in hot weather. 4. 表示“ 似乎“? 如：? appear? , seem She appears/seems all right.
They appear/seem in favour of the Internet.
He appears/seems to be very friendly with us.
They appear/seem to have misunderstood me.
It appears/seems that she will win.
It appears/seems to me that you are all mistaken.试比较：
He seems (to be) forty.

He appears (to be) forty. 他似乎四十岁了。（说话人有一定根据）他看上去四十岁。（从外表上看）1. 有些连系动词通常不用于被动语态和进行时态中。如:feel，taste等词。例如:
-Do you like the material?
-Yes, it feels very soft. 2. 一般情况下，连系动词主要跟形容词或分词作表语。例如:
Be careful when you cross this very busy street. If not， you may get run over by a car. 3. 能跟名词作表语的连系动词常见的有:be, become, appear, seem, prove, remain和turn等。注意:turn后跟(表示主语身份的)名词作表语时，不加冠词。例如:
Twenty years later, he turned teacher.
The population growth in China remains a problem. 4. 连系动词也可跟不定式(to do / to be)，常见的有: appear, seem, remain, prove, look等。例如:
Having a trip abroad is certainly good for the old couple, but it remains to be seen whether they will enjoy it.
On the long journey, Peter proved to be a most interesting guide. We all had a wonderful time. 常见连系动词的用法总结：
1. seem
seem (to be) +表语
seem to have done sth.
seem to be doing sth.
seem +从句2. become
become + noun.
become + adj.
become + v-ed/ing3. grow
grow + adj.
grow to do sth.
grow into (= become)It’s growing colder at night now.
I grew to like the dog.
He has grown into a fine young man.4. remain
remain + n.
remain + adj.
remain + pron.
remain + v-ed/ing
remain + prep.
remain + to do sth. Exercises in bookAnswers to A at page 41:
18 March
Today I feel worn out. This morning, I took part in a debate about the Internet. The Internet is very controversial. It seems very popular with many people, but there are still some people who do not like it at all.They say that it is full of information
that can not be trusted, and that it
stops people from spending time with their families and friends.
I admire the boy I debated against
because he was very skillful. He made
some quite reasonable points and gave a good speech. I talked to himafter the debate. He seemed tired too. He doesn’t really think the Internet is bad, but he thinks we should pay attention to the problems it can cause. I agreed and told him I felt sure that if we use it in an intelligent manner, the Internet can be a good tool. We were both happy with the outcome
of the debate. People stayed silent
and listened to us, and applauded at the end. Mum predicts that I will become quite a good public speaker if I continue to take part in debates. I am hopeful that I will, and I am eager to debate again because today proved very successful!Deal with B at page 41
Use the linking verbs in the box to replace the underlined words.
appeared remained stayed seemed
Proved fellThe debate was quite interesting.
The debate proved/seemed/appeared/ interesting.2. Both speakers were very
knowledgeable about the Internet.
Both speakers appeared/seemed very
knowledgeable about the Internet.
3. Now I am certain that information
from the Internet cannot be trusted.
Now I feel certain that information
from the Internet cannot be trusted.4. Both speakers were very calm
throughout the debate.
Both speakers stayed/remained very
calm throughout the debate.
5. It was exciting. Everyone was silent
until the very end.
It was exciting. Everyone remained/
stayed silent until the very end.6. At the end, Zhu Zhenfei was confident
that she had won.
At the end, Zhu Zhenfei seemed
confident that she had won.Pracitce 1. The cloth that __ smooth and soft __.
A. feels; sells well
B. feels; is well sold
C. is felt; sells well
D. is felt; sells good
2. __ delicious, the food was soon sold out. A. Tasted B. Being tasted
C. Tasting D. To taste3. Happy birthday, Alice! So you have ___ twenty-one already.
A. become B. turned
C. grown D. passed
4. The pilot asked all the passengers on board to remain ___ as the plane was making a landing.
A. seat B. seating
C. seated D. to be seating5. Be careful when you cross this very busy street. If not, you may ___ run over by a car.
A. have B. get C. become D. turn
6. Your suggestion _____ good.
A. hears B. sounds
C. listens to D. listens7. The theory that he had stuck _______ true.
to proved B. proved
C. proving D. to prove 8. What he said caused us _____. A. to feel frightening B. feel frightened C. feeling frighten D. to feel frightened9. We don’t care if a hunting dog smells ____, but we really don’t want him to smell ____. A. well; well B. bad; bad C. well; badly D. badly; bad
10. The traffic lights ____ green and I pulled away.
A. came B. went C. got D. grew 拓展： 表语从句用法小结
概念：放在连系动词后面做表语的从句。
结构：主语 + 连系动词 + 表语从句
常用连系动词：be, look, remain, seem…
引导表语从句的连词：that, whether, when,
where, because, why… 注意事项：
1. 引导表语从句的that一般不能省略。
The trouble is that I have lost his address.
2. 表语从句通常用whether而不用if 引导。
The question is whether we can make good
preparations in such a short time.
3. 常见的表语结构有：
It looks as if …
The reason is that…
It is because…
That is why…
The fact is/ remains that…4. 在表示“建议，劝说，命令，请求”等
名词后面的表语从句中，谓语动词要用虚拟语气should + 动词原形表示，should 可以省略。
Translation:
1. My suggestion is that we (should) start
early tommorrow.
2. Our request is that we (should) have a
good rest to refresh.
3. The order from the headmaster came
that we (should) go to school on Saturdays. practice --- The mother tries to do everything for her son.
--- That’s ______ she is mistaken.
A. where B. wherever C. when D. how
--- Are you still thinking about yesterday’s games?
--- Oh, that’s _______ .
A. What makes me feel excited.
B. whatever I feel excited
C. how I feel about it
D. when I feel excited3. ______ made the school proud was
______ more than 90% of the students
had been admitted to key universities.
A. What, because B. What, that
C. That, what, D. That, because
4. Perseverance (毅力）is a kind of
quality- and that’s _____ it take to do
anything well.
A. what B. that C. which D. why
5. ______ she couldn’t understand was
_____fewer and fewer students showed
interest in her lessons.
A. What, why B. That, why
C. What, because D. Why, that
6. The place _____ the bridge is supposed
to be built should be _____ the cross-
river traffic is the heaviest.
A. which, where B. at which, which
C. at which, where D. which, in which7. ---Don’t you think it necessary that he
____ to Miami but to New York?
---I agree, but the problem is ____ he has
refused to.
A. will not be sent, that
B. not be sent, that
C. should not be sent, what
D. should not send, what 8. Go and get your coat. It’s ____you left it.
A. which B. where
C. there where D. where there
9. It was _____ she was about to speak
that the telephone rang.
A. which B. when C. where D. whom
10. ---I drove to Zhuhai for the air show
last week.
--- Is that ____ you had a few days off?
A. why B. how C. what D. where 11. What the doctors really doubt is ____
my mother will recover from the serious
disease soon.
A. that B. how C. whether D. what
12. _____ we were worried about was ____
they could manage to control the
pollution.
A. That, how B. That, whether
C. What, that D. What, whether
13. _____ Lily will get better soon is
______ her mother is worrying about
now.
A. What, what B. Whether, what
C. If, that D. What, that
14. America was _____ was first called “India” by Clumbus.
A. that B. where
C. what D. the place 15. --- What are you worrying about when
going to the zoo?
--- It is _____ there is any chance of
being harmed by animals.
A. why B. when
C. whether D. what
THINK IT OVER高考链接1. The traffic lights __________ green and I pulled away. (2006广东)
A. came B. grew
C. got D. went
THINK IT OVER
高考链接
2. One of the best ways for people to keep fit is to______ healthy eating habits. (2006湖北)
A. grow B develop
C. increase D. raise
THINK IT OVER高考链接
3. -- I was wondering if we could go skiing on the weekend.
-- _______good. (2006湖北)
A. Sound B. Sounded
C. Sounding D. Sounds
THINK IT OVER
高考链接 4. Someone who lacks staying power and perseverance is unlikely to ___ a good researcher. (2006山东)
A. make B. turn
C. get D. grow
THINK IT OVER
高考链接 5. In the dark forests ________, some large enough to hold several English towns. (2005辽宁)
A. stand many lakes　　　　
B. lie many lakes
C. many lakes lie　　　　
D. many lakes standBye - bye!Bye - bye!