完型填空(共20小题;每小题1.5分,满分30分) 阅读下面短文,掌握其大意,然后从36—55各题所给的四个选项(A、B、C和D)中,选出最佳选项,并在答题卡上涂黑。 As a physician who travels quite a lot, I spend a lot of time on planes listening for that dreaded “Is there a doctor on board?” announcement. I’ve been 36 only once-for a woman who had merely fainted. But the 37 made me quite curious about how 38 this kind of thing happens. I wondered what I would do if 39 with a real mid-air medical emergency-without access 40 a hospital staff and the usual emergency equipment. So 41 the New England Journal of Medicine last week 42 a study about in-flight medical events, I 43 it with interest. The study estimated that there are a(n) 44 of 30 in-flight medical emergencies on U.S. flights every day. Most of them are not 45 ; fainting and dizziness are the most frequent complaints. 46 13% of them-roughly four a day-are serious enough to 47 a pilot to change course. The most common of the serious emergencies 48 heart trouble, strokes, and difficult breathing. Let’s face it: plane rides are 49 . For starters, cabin pressures at high altitudes are set at roughly 50 they would be if you lived at 5,000 to 8,000 feet above sea level. Most people can tolerate these pressures pretty 51 , but passengers with heart disease 52 experience chest pains as a result of the reduced amount of oxygen flowing through their blood. 53 common in-flight problem is deep venous thrombosis(血栓)-the so-called economy class syndrome(综合症). 54 happens, don’t panic. Things are getting better on the in-flight emergency front. Thanks to more recent legislation(立法), flights with at 55 one attendant are starting to install emergency medical equipments to treat heart attacks.
A. called B. informed C. addressed D. surveyedA. accident B. incident C. condition D. disasterA. soon B. many C. long D. often1,3,5 39. A. met B. identified C. treated D. provided40. A. for B. by C. to D. through
A. before B. when C. since D. whileA. collected B. discovered C. conducted D. publishedA. consulted B. read C. consumed D. consideredA. amount B. sum C. average D. numberA. significant B. common C. heavy D. seriousA. For B. But C. And D. SoA. require B. engage C. inspire D. commandA. include B. imply C. confine D. containA. enjoyable B. favorable C. peaceful D. stressfulA. who B. which C. what D. thatA. mentally B. easily C. neatly D. naturallyA. ought to B. used to C. may D. needA. Any B. Other C. One D. AnotherA. Whatever B. Whenever C. Whichever D. WhereverA. most B. least C. worst D. best相关标签: 答题卡 综合症
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按要求作文。
请以“老桌子”为题写一篇作文。
要求:请先将作文题写在答题卡上,然后作文;作文立意自定,文体自选,不少于900字。 -
性染色体病是()
A、21-三体综合症
B、猫叫综合症
C、18-三体综合症
D、睾丸发育不全