Bài tập Unit 7 - Sách bài tập Mai Lan Hương Lớp 10

UNIT 7 WORLD POPULATION I. Complete each of the sentences with the correct form of the verb in the box. increase expect decrease reach limit raise control populate support freeze 1. North America was once 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 OoC. 5. Parents should ______ what their kids watch on television. 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 ______. II. 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 southeast: 43 percent 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 2,118 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% (in 1070) down to 11.21% (in 1994) and to 8.77% (in 1999) in the past 20 years. This should be (10) ______ a great success. III. Underline the best answers. 1. If you have left/ left home before I get there, I will/ would meet you at the airport. 2. How will/ would your father react if you leave/ left school? 3. If you will go/ go to England next month, you will/ must drive on the left. 4. Were/ Was I your doctor, I'd insist that you stop smoking. 5. You may/ might be sorry if you spend/ spent all your money. 6. Will/ Can I use your computer, if I am/ were careful? 7. Will/ Would people be able to fly if they have/ had feathers instead of hair? 8. If anyone should/ might call, would you please take a message? 9. If your mother is/ were here, I'm sure she won't/ wouldn't let you eat

all those chocolates. 10. Were they not/ Weren’t they rich, they couldn't have gone to the USA

for their holiday. IV. 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.

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