2016英语四级考试词汇活记活用练习题(23)

　　The study estimated that there are a(n) __9__ of 30 in-flight medical emergencies on U.S. flights every day. Most of them are not __10__; fainting and dizziness are the most frequent complaints. __11__ 13% of them –roughly four a day—are serious enough to __12__ a pilot to change course. The most common of the serious emergencies __13__ heart trouble, strokes, and difficulty breathing.

　　Let’s face it: plane rides are __14__. For starters, cabin pressures at high altitudes are set at roughly __15__ they would be if you lived at 5,000 to 8,000 feet above sea level. Most people can tolerate these pressures pretty __86__, but passengers with heart disease __17__ experience chest pains as result of the reduced amount of oxygen flowing through their blood. __18__ common in-flight problem is deep venous thrombosis—the so-called economy class syndrome (综合症).__19__ happens, don’t panic. Things are getting better on the in-flight-emergency front. Thanks to more recent legislation, flights with at __20__ one attendant are starting to install emergency medical kits to treat heart attacks.

　　1.A) called B) addressed C) informed D) surveyed

　　2.A) Accident B) condition C) incident D) disaster

　　3.A) soon B) long C) many D) often

　　4.A) confronted B) treated C) identified D) provided

　　5.A) for B) to C) by D) through

　　6.A) before B) since C) when D) while

　　7.A) collected B) conducted C) discovered D) published

　　8.A) by B) of C) with D) in

　　9.A) amount B) average C) sum D) number

　　10.A) significant B) heavy C) common D) serious

　　11.A) For B) On C) But D) So

　　12.A) require B) inspire C) engage D) command

　　13.A) include B) confine C) imply D) contain

　　14.A) enjoyable B) stimulating C) tedious D) stressful

　　15.A) who B) what C) which D) that

　　16.A) harshly B) reluctantly C) easily D) casually

　　17.A) ought to B) may C) used to D) need

　　18.A) Any B) One C) Other D) Another

　　19.A) Whatever B) Whichever C) Whenever D) Wherever

　　20.A) most B) worst C) least D) best

　　翻译作业:

　　1.Frankly speaking, I’d rather you ________________(不采取任何措施) about it for the time being.

　　2. In the Chinese household, grandparents and other relatives_____________(起着不可缺少的作用) in raising children.

　　3. John seems a nice person, ___________________(即使这样), I don’t trust him.

　　4. The fifth generation computers, with artificial intelligence,_____________(正在研制) and perfected now.

　　5. What a lovely party! It’s worth_________________(牢记一生).

　　1. A 2. A 3. D 4. A 5. B

　　6. C 7. D 8. C 9. B 10. D

　　11. C 12. D 13. A 14. D 15. A

　　16. C 17. C 18. B 19. C 20. C