Unit 7 Lesson 38 The world is a big place! 同步练习

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Unit 7 Lesson 38 The world is a big place! 同步练习
一. 单选题.
1. There were ________ of people in the world in 2010.
A. billion　 B. billions C. seven billion D. seven billions
2. _______ of the earth’s surface is water.
A. One third B. One thirds C. Two third D. Two thirds
3、 the time I got to the bus stop , the bus had already left .
A、On B、In C、By D、With
4、The number of the laptops increased 5 million this year .
A、by B、in C、of D、to
5、The well is with a .
A、cover ; cover B、covered ; cover
C、covers ; covered D、covers ; covers
6、 of the students in our school girls .
A、 Two three ; are B、Two thirds ; is
C、Two thirds ; are D、Two three ; is
二. 英汉短语互译
1．三分之一_______________________________________
2．被……覆盖______________________________________
3．all year round_____________________________________
4．two thirds________________________________________
5．in the future______________________________________
三. 用所给词的适当形式填空。
1. These dry places _____ (call)deserts.
2. Antarctica _______ (cover) with snow and ice all year round.
3. It must _______ (treat) well for our children and for our children’s children, too!
4. We _____ (ask) to write a report on Asia already.
5. It ____________ (write) like the letter “A” by the boy just now.
6. Two ______ (three) of the earth surface is oceans.
7. The earth is a special one of all the ______ (planet).
四. 选词并用其正确形式填空. 完成短文。
in total; on the earth; in the future; be covered with ; be treated well
Once the world __________________ green plants and the living things led a peaceful life _____________. However, later some animals ______________________ and was even killed for money. There are not many ____________. Luckily, people are trying to save the animals in danger now. We all hope that all the living things will live a pleasant life as before ______________.










同步练习答案
一. 1-6. C D C D B C
二. 1. two third 2. be covered with 3. 全年，一年到头
4. 三分之二 5. 在将来
三. 1. are called 2. is covered 3. be treated 4. have been asked
5. was written 6.thirds 7. planets
四. 1. was covered with 2. on the earth 3. were not treated well
4. in total 5. in the future






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