大学英语四级选词填空训练题

　　下面是学习啦小编整理的大学英语四级选词填空训练题，希望对大家有帮助。

　　大学英语四级选词填空训练题：

　　EI NIno is name given to the masterious and often unpredictable change in the climate of the world.This strange ___1_____happens every five to eight years.It starts in the PAacific Ocean and is thought to be caused by a failure in the trade winds(信风)，which affects the ocean currents driven by these winds. As the trade winds lessen in ____2____,the ocean comperatures rise causing the Peru current flowing in form the east to warm up by as much as 5`C.

　　The warming of the ocean has far-reaching effects.The hot,humid(潮湿的)air over the ocean causes severe ___3___thunderstorms.The rainfall is increased acrossAounth American ____4____floods to Peru.In the West pacific,there are droughts affecting Australia and Indonesia.So while some parts of the world perpare for heavy rains and floods,other parts face drought,poor crops and____5____.

　　EI Nino usually lasts for about 18 months The 1982-83 EI Nino brough the most___6____weather in mordern history .Its effect was worldwide and it left more than 2,000 people dead and caused over eight billion pounds ____7___of damage.The 1990 EI Nino will ____9___,but they are still not __10___sure what leads to it or what affects how strong it will be.

　　A)estimate

　　B)strength

　　C)deliberately

　　D)notify

　　E)tropical

　　F)phenomenon

　　G)stable

　　H)attraction

　　I)completely

　　J)destructive

　　K)starvation

　　L)bringing

　　M)exhaustion

　　N)worth

　　O)strike

 

 

　　答案解析

　　1. P phenomenon

　　2. B strength

　　3. E tropical

　　4. L bringing

　　5. K starvation

　　6. J destructive

　　7. N worth

　　8. A estimate

　　9. O strike

　　10. I completely

 

 

 

　　大学英语四级选词填空训练题：

　　For many environmentalists, the world seems to be getting worse. They have developed a hitlist of our main fears: natural resources are 1__________ out? the population is ever growing, leaving less and less to eat? species are becoming 2__________ in vast numbers, and the planet's air and water are becoming ever more polluted.

　　But a quick look at the facts shows a different picture. First, energy and other natural resources have become more 3__________ not less so, since the book 'The Limits to Growth' was published in 1972 by a group of scientists. Second, more food is now produced per 4__________ of the world's population than at any time in history. Fewer people are 5__________ . Third, although species are indeed becoming extinct, only about 0.7% of them are expected to disappear in the next 50 years, not 25~50%, as has so often been 6__________ . And finally, most forms of environmental pollution either appear to have been 7__________ , or are transient - associated with the early stages of industrialization and therefore best cured not by restricting economic growth, but by 8__________ it. One form of pollution - the release of greenhouse gases that causes global warming - does appear to be a phenomenon that is going to extend well into our future, but its total impact is unlikely to 9__________ a devastating (令人心神不安的) problem. A bigger problem may well turn out to be an inappropriate response to it.

　　Yet opinion polls suggest that many people nurture the belief that environmental standards are declining and some factors seem to cause this disjunction between 10__________ and reality.

　　A) pose

　　B) exaggerated

　　C) accelerating

　　D) extinct

　　E) exist

　　F) perception

　　G) wealthy

　　H) magnified

　　I) starving

　　J) head

　　K) running

　　L) predicted

　　M) abundant

　　N) conception

　　O) reducing

 

 

　　答案解析：

　　1. K

　　2. D

　　3. M

　　4. J

　　5. I

　　6. L

　　7. B

　　8. C

　　9. A

　　10. F