课件21张PPT。Unit 3Unit 3 Back to the pastGrammar and usageSubject-verb agreementIn her new family, Cinderella has two elder sisters. There is three children in all. All of them, but Cinderella, is looked after carefully by their mother. Ordering Cinderella to do the housework are these two sisters’ favorites. Neither the two sisters nor their mother show some concern for her. People is always talking about what a beautiful but poor girl Cinderella is!Mistake!There is three children in all.There are three
children in all. All of them, but Cinderella, is looked after carefully by their mother.All of them, but Cinderella, are looked after carefully by their mother. Ordering Cinderella to do the housework are these two sisters’ favorites. Ordering Cinderella to do the housework is these two sisters’ favorites.Neither the two sisters nor their mother show some concern for her. Neither the two sisters nor their mother shows some concern for her. People is always talking about what a beautiful but poor girl Cinderella is!People are always talking about what a beautiful but poor girl Cinderella is! The singular or plural form of the verb has to consist with that of the subject in a sentence. What is subject-verb agreement? 形式一致原则：form-centered
2. 意义一致原则：content-centered
3. 就近一致原则：position-centered What are the rules of the agreement?形式一致原则：
Time _______ money.
Things ______ going from bad to worse.
This pair of glasses ______ broken.
These two kinds of flowers _______ equally
beautiful.
Fill in the blanks with the right verb forms:isareisareThe boy, as well as his brothers, ______ going to the party tonight.
You, rather than him, _______ to praise.
Skating in winter _______ funny.
That it keeps raining for weeks _______ the tourists. (worry)
Each of the books ________ five yuan. (cost)
Physics _______ the most interesting subject for Tom.
isareisworriescostsis2. 意义一致原则：
Most of the parents _______ against the plan.
The rest of the lecture _______ boring.
The lawyer and the teacher _______ classmates ten years ago.
The boy’s friend and brother ________ a young doctor.
The rich _______ not always happy.
The injured ________ being looked after by nurses.areiswereisareareHis family ________ watching TV.
My family ________ a typical Chinese family.
The police ________ searching for those who robbed the bank.
Two hours ________ enough for Jane to clean the house.
Two thousand dollars _______ a large amount of money to me.areisareisisIn 1990 the population of the small town ______ only 3,000.
Forty percent of the population in that country _______ over 60 now.
Now more than one person _______ involved in the matter.
In our country no man and no woman ________ the right to go against the law. (have)
wasareishas3.就近原则：
Either you or he _________ work on this project. (have to)
Not only the girl but also her sisters _______ going swimming tomorrow.
There _______ a book and two pencils on the table.
There _______ two boys and one girl singing in the classroom.
has toareisareComparison and Contrast one of / the (only) one of
归纳：第一句先行词为_______________
第二句先行词为_______________
a number of/the number of
归纳：a number of 意为______________
the number of 意为____________
a (large) quantity of/quantities of
归纳： a (large) quantity of + n.作主语，谓语动词单复数跟____________保持一 致；(large) quantities of + n.作主语，谓语动词单复数跟____________保持一致，始终用复数形式。the studentsthe (only) one大量的…的数目of后n.quantitiesWhat you need to do?
Remember the rules clearly.
Be careful.
Be careful.
Be careful.
Homework
The rest of practice
Exercises on P.51
Practice
About two thirds of the surface of the earth _____ (is/are) covered with water.
A number of students ______ (are/is) from the south.
Dr Smith, together with his wife, ______ (is/are) to arrive soon.
Neither Tom nor his parents ______ (wants/want) to watch the game.
Whether we will go to the party or not _____ (depend/depends) on the weather.
This pair of shoes ______ (fits/fit) you so well.
1,000 kilometers _____ (is/are) not a long distance today.
Every man and every woman ______ (attends/attend) the meeting.
She is the only one of the girls who _____ (have/has) been to Beijing.
Large quantities of information _____ (is/are) needed to prepare for the lecture.
Nowadays the United States _____ (are/is) a powerful country.
Many a person _____ (has/have) passed the exam.
The young _____ (are/is) required to respect the old.
The class _____ (is/are) all fond of the new teacher.
Jane’s sister and classmate _____ (is/are) good at dancing.
The population in China _____ under control in the past few years.
had been B. has been C. have been D. were
Nobody _____ seen the film. It’s a pity.
but Tom and Jack have B. except Tom and Jack have
C. but my friends has D. but I have
18. To read English aloud every morning _____ you a lot of good.
A. does B. did C. have done D. has done
19. The basketball coach, as well as his team, _____ interviewed shortly after the
match for their outstanding performance.
were B. was C. is D. are
20. A large quantity of oil _____ poured into the sea several days ago.
A. have been B. has been C. were D. was
