unit 7 world population tran thi thu phuong extra lesson plan 11 unit 7 world population ex 1 complete the sentences with the correct form of the verb in the box increase decrease reach limit support

<span class='text_page_counter'>(1)</span><div class='page_container' data-page=1>

Unit 7: WORLD POPULATION

Ex 1: Complete the sentences with the correct form of the verb in the box.
increase decrease reach limit support expect raise control populate freeze

1. North America was one widely ... by Native American tribes.
2. The world’s population is ... to be over 7 billion by 2010.
3. The population has ... from 1.2 million to 1.8 million.
4. Water ... at 00 _C.

5. Parents should ... what their kids watch on TV.

6. The number of new students ... from 210 to 160 this year.
7. My family have been ... sheep for over 60 years.

8. How can we ... our families on such low wages?
9. Profits are expected ... £2 billion this year.
10. The role that women could play was socially ... .
Ex2: Fill in the blank with a suitable word to complete the passage.

China is the most populous country of the world. Its ...1... is approximately 1.3 billion people,
which is almost 22 % of the ...2... population. The population density is high in the south east: 43 % of the
land contains most of its population. A quarter of the population ...3... China is in the middle and lower
parts of the Yangtze River, and the population density ...4... 663 people per square kilometer. Shanghai is
China’s largest city, ...5... population density reaches 2,upload.123doc.net people per square kilometer.

China’s population growth rate has ...6...in the past years, although its population is still increasing.
In the 1970s, the government started to implement birth ...7... programs to the people: late marriage, late
childbearing, a one-child family, and a four-year period between two ...8... in the countryside where each
couple may have more than one child. According to the report of Major Figures of Population of China, the
annual growth rate of China’s population ...9... from 25.83% (in1970) down to 11.21% (in 1994) and to

8.77% (in 1999) in the past 20 years. This should be ...10... a great success.

Ex3: Complete the sentences using one of the following pairs of verbs. Use the past unreal conditional.
Consider-be go-invite not promote-leave know-go get-not have find-drive know-not take hit-not pull
drive-not happen grow up-learn

1. If you ..., ... you ... the firm?
2. I... to the party last night if I ...

3. If I ... your father was in hospital, I ... to visit him.
4. They ... a better hotel if they ...a few more kilometers.
5. If I ... how difficult the job was, I ... it.

6. I’m sure we ... lost if we ... a map.
7. If you ... more carefully, the accident ... .
8. If you ... in Japan, you ... Japanese.
9. I ... taking the job if the salary ... higher.

10. The child ... by a car if her mother ... her out of the street.
Ex4: Put the verb into the correct form.

1. If the earth suddenly (stop) spinning we all (fly) off it.

2. If you (smoke) in a non-smoking compartment the other passengers (object).
3. (you parents/not/be) proud if they could see you now?

4. If she (not/fail) one of her final exams she wouldn’t have had to spend part of the summer in college.
5. I’ll lend you War and Peace if I (finish) it before you go on holiday.

6. If we (work) all night we (finish) in time; but we have no intention of working all night.

7. I you had worked harder, you (pass) your final exam.

8. If you want to learn a musical instrument, you (practise).

</div>
<span class='text_page_counter'>(2)</span><div class='page_container' data-page=2>

10. I don’t have enough money to buy that house. But if I (have) more money, I (buy) it.

11. I got wet because I didn’t take my umbrella. However I (not/get) wet if I (remember) to take my
umbrella with me.

12. I’m broke, but I (have) plenty of money now if I (not/spend) so much yesterday.

13. Tom’s hobby is collecting stamps from all over the world. If he (travel) to a new country, he
(spend/always) time looking for new stamp.

14. I’m doing the test very well now. I (not/do) the test well if I (not/revise) thoroughly last night.
15. (you/take) that job if you (know) that you had to work nights?

Ex5: Using the given information, make conditional sentences. Use if

1. I don’t ride the bus to school every morning because it’s always so crowded.

2. The school children sowed some seeds, but they forget to water them so they didn’t grow.
3. Stop talking or you won’t understand the lesson.

4. The wind is blowing hard, so we won’t take the boat out for a ride.
5. Carol didn’t answer the phone because she was studying.

6. I feel better now because you talked to me about my problems yesterday.

7. Because I don’t have enough free time, I can’t help my mother with the house work.

8. Rita is exhausted today because she didn’t get any sleep last night.

9. I didn’t prepare for today’s lesson. So it is difficult for me to understand the teacher’s explanation.
10. I don’t want them to be upset, so I’ve decided not to tell them what happened.

11. Martin failed his driving test last week because he was very nervous.
12. Go right now or you’ll be late for the train.

13. Sally doesn’t know what she has to do for homework because she was absent from school on Friday.
14. Olga and Ivan weren’t paying attention, so they didn’t see the sign marking their exit from the highway.
15. Paulo is working on two jobs right now, so he doesn’t have time to help you with your remodeling.
Ex6: Complete the second sentence so that it has the same meaning to the first.

1. Jack was late to the meeting because his watch was slow.
If

2. Heinrich regret not having gone to art school when he was younger.
Heinrich wishes

3. We don’t live in a big city, so we can’t easily get access to the Internet.
If

4. “If your job is so bad, why don’t you leave?” she said.
She

5. I used my calculator; otherwise I’d have taken longer.
Had

6. “If my car was working I would drive you to the station,” Tom said to his mother.
Tom told

7. Speak to her only if she speaks to you first.
Don’t

8. If I weren’t in my 70s and rather unfit, I might consider taking up squash.
Were

9. “What will you do if you miss your plane?” she asked.
She asked

10. Return the product to the shop if you have any complaints about it.
She told

Keys:Ex1:

1. populated 2. expected 3. increased 4. freezes 5. control

</div>
<span class='text_page_counter'>(3)</span><div class='page_container' data-page=3>

Ex2:

1. population 2. world 3. of 4. reaches 5. whose

6. decreased 7. control 8. births 9. fell 10. considered

Ex3:

1. hadn’t been promoted-would have left 2. would have gone-had been invited
3. had known-would have gone 4. might have found-had driven
5. had known-wouldn’t have taken 6. would have got-hadn’t had
7. had driven-wouldn’t have happened 8. had grown up-might have learned
9. might have considered-had been 10. would have been hit- hadn’t pulled

Ex4:

1. stopped- would fly 2. smoke-will/may object

3. wouldn’t your parents be 4. hadn’t failed

5. have finished 6. worked- would/could finish

7. would have passed 8. should practise

9. leave- don’t leave 10. had-would buy

11. wouldn’t have got-had remembered 12. would have-hadn’t spent

13. travels- always spends 14. wouldn’t do-hadn’t spent

15. would you have taken-had known
Ex5:

1. I would take the bus to school every morning if it weren’t always so crowded.

2. If the school-children hadn’t forgotten/ had remembered to water the seeds, they would have grown.
3. If you don’t stop talking, you won’t understand the lesson.

4. If the wind weren’t blowing hard, we would take the boat out for a race.
5. If Carol hadn’t been studying she would have answered the phone.

6. I wouldn’t feel better now if you hadn’t talked to me about my problem yesterday.
7. If I had more free time I could help my mother with the housework.

8. Rita wouldn’t be exhausted today if she had gotten some sleep last night.

9. It wouldn’t be difficult for me to understand the teacher’s explanation if I had prepared for today’s lesson.
10. They would be upset if I told them what happened.

11. If Martin hadn’t been very nervous, he wouldn’t have fallen/ would have passed his driving test last week.
12. If you don’t go right now, you’ll be late for the train.

13. If Sally hadn’t been absent from school on Friday, she would know what she has to do for homework.
14. If Olga and Ivan had been paying attention,, they would have seen the sign marking their exit from the

highway.

15. If Paula weren’t working on two jobs right now, he would have time to help you with your remodeling.
Ex6:

1. If Jack’s watch hadn’t been slow, he wouldn’t have been late to the meeting.
2. Heinrich wishes he had gone to art school when he was younger.

3. If we lived in a big city, we would easily get access to the Internet.
4. She advised me to leave my job (if it was so bad).

5. Had I not used my calculator, I would have taken longer.

6. Tom told his mother that if his car was working/had been working he would drive/would have driven her to the
station.

7. Don’t speak to her unless she speaks to you first.

8. Were I not in my 70s and rather unfit, I might consider taking up squash.

9. She asked what I would do if I missed my plane.

</div>

<!--links-->