冀教版九年级英语上Unit5 Look into Science单元练习含答案.docx

1、冀教版九年级英语上Unit5 Look into Science单元练习含答案Unit5 Look into Science单元练习 一、单项选择 1. Father wont allow me to play outside I wash up the dishes. A. if not B. if C. unless D. because 2. Can you it? I didnt follow you just now. A. repeat B. remember C. reply D. report 3. - Oh no! What can I do with my computer

2、? - Press Enter and follow the on-screen(屏幕) . A. collection B. instructions C. education D. questions 4. I suggest next week. A. go mountain climbing B. will go mountain climbing C. to go mountain climbing D. going mountain climbing 5. This group is of seven men. A. made B. made up C. help with D.

3、connect with 6. the kid has no parents, his grandparents look after him well. A. As though; / B. As though; but C. Even though; / D. Even though; but 7. If you the book, youll find something surprising. A. turn down B. turn on C. turn off D. turn over 8. Betty went to the museum and saw many picture

4、s were drawn by a famous person. A. that B. who C. what D. whom 9. Ill remember the old buildings I visited in the village. A. where B. which C. who D. what10. - I want to find a partner to practice roller skating. - My friend Fred is a person may help you a lot. A. which B. whose C. who D. whom二、完形

5、填空 Technology has made life much easier for children today. It is 11 for them to play, to listen to music, and to 12 in touch with their friends. 13 the help of technology, there seems to be nothing that children cant do now. Technology also helps 14 to know more about their children. For example, i

6、f a child is given a mobile phone with a tracking(追踪) device, his parents can find out 15 he is going with the help of the mobile phone. However, there are also some bad 16 of technology. For example, it has become easier for bad people to get in touch with children with the help of technology. They

7、 can find personal information about children through special ways on the 17 . So it is very important for parents to 18 their children to keep personal information safe while surfing the Internet. Besides this, there is another bad thing about technology. Children now 19 less time doing exercise th

8、an before. They are too 20 playing online games. They can even play computer games all day long. If you dont push them out of the door, they wont volunteer to go out and play. This is not good for their health. Therefore, teaching children the right way to make good use of technology is very importa

9、nt.11. A. easier B. more difficult C. more important D. harder12. A. lose B. make C. keep D. contact13. A. For B. Under C. With D. Over14. A. teachers B. friends C. parents D. classmates15. A. when B. whom C. why D. where16. A. sides B. places C. choices D. winds17. A. phone B. TV C. radio D. Intern

10、et18. A. teach B. learn C. punish D. lend19. A. pay B. take C. cost D. spend20. A. lazy B. free C. busy D. hard-working三、阅读理解A What should you take in with you when you take an exam? Pen, pencil, eraser, ruler, and dont forget a bottle of water! According to a study at the British Psychological( 心理学

11、的) Society Annual Conference held in London, students who bring water into exams may improve their grades by up to 10 percent. Scientists at the University of East London and the University of Westminster, UK, did a study on 447 students. The students were studying for different degrees(学历) at the U

12、niversity of East London. Only 25 percent of them entered the exam hall with something to drink. Scientists then compared their exam results with their normal schoolwork grades. They found that all those who had brought drinks with them got better grades by between 2 and 10 percent. It is unclear wh

13、y drinking water improves exam results. But scientists say having enough water in our bodies and not feeling thirsty could have a helpful effect on our brains. Drinking water may also cut down on anxiety(焦虑), which has a bad effect on exam performances, according to Chris Pawson, PhD, of the Univers

14、ity of East London. Whatever the explanation, it is clear that students should try hard to stay hydrated(含水的) with water during exams, he said. So next time, when you are going to have a big exam, try bringing a bottle of water with you. Who knowsit may help you pass the exam!21. How much may the st

15、udents improve their grades most if they bring water into exams? A. By 2%. B. By 8%. C. By 10%. D. By 25%.22. How many students in the study got better grades? A. About 112 students who brought drinks or water into their exams. B. All the 447 students who come from the University of East London. C. About 300 students who took part in the study. D. About 10 percent of the students who studied different subjects.23. The underlined phrase cut down on probably means . A. increase B. bring C. reduce D. change24. According to the passage, how does water help students in exams?a. It is