| A.As a result,many rivers and lakes are now dead. B.Carbon dioxide in the air has increased a lot. C.Some things we have done are very good for the earth while others are bad. D.When it rains or when the wind blows,the earth is taken away. E.It is important to the earth. |
分析 短文介紹了對(duì)地球造成破壞的兩個(gè)問(wèn)題:空氣污染臭氧層被破壞和二氧化碳的排放導(dǎo)致溫室效應(yīng),提倡大家保護(hù)環(huán)境,珍惜樹(shù)木,保護(hù)地球,保護(hù)人類的家園.
解答 答案:71.C 細(xì)節(jié)推理題.根據(jù)上文but during this period,we have changed our planet a lot in many ways.但在這期間,我們?cè)谠S多方面改變了我們的星球.可知說(shuō)的是地球的改變.結(jié)合選項(xiàng),應(yīng)說(shuō)我們所做的一些事情對(duì)地球是有益的,而另一些則是壞的.故選C.
72.D 細(xì)節(jié)推理題.根據(jù)上下文All over the world,people have cut down millions of trees.(72)Forests have become deserts,so many kinds of animals and plants are disappearing.在全世界,人們砍伐了數(shù)以百萬(wàn)計(jì)的樹(shù)木.(72)___森林變成了沙漠,各種各樣的動(dòng)植物正在消失.可知說(shuō)的是土地的消失,結(jié)合選項(xiàng),應(yīng)說(shuō)當(dāng)下雨或刮風(fēng)時(shí),大地被帶走了.故選D.
73.A 細(xì)節(jié)推理題.根據(jù)上文Factories have also polluted the land and the water.工廠也污染了土地和水源,可知說(shuō)的是水的污染,結(jié)合選項(xiàng),應(yīng)說(shuō)結(jié)果,許多河流和湖泊現(xiàn)已死亡.故選A.
74.E 細(xì)節(jié)推理題.根據(jù)上下文Around the earth,there's a special kind of oxygen called"ozone"(O3).(74)But now air pollution is destroying it and making a very big hole in the ozone layer.在地球周?chē),有一種特殊的氧氣稱為"臭氧"(O3).(74)___現(xiàn)在空氣污染正在破壞臭氧層,并在臭氧層上形成一個(gè)大洞.可知說(shuō)的是臭氧層的重要,結(jié)合選項(xiàng),應(yīng)說(shuō)這對(duì)地球很重要.故選E.
75.B 細(xì)節(jié)推理題.根據(jù)下文It mainly comes from burning oil,coal and wood.它主要來(lái)自于燃燒的石油、煤炭和木材.可知結(jié)合選項(xiàng),應(yīng)說(shuō)空氣中的二氧化碳含量增加了很多.故選B.
點(diǎn)評(píng) 做題時(shí)結(jié)合原文和題目有針對(duì)性找出相關(guān)語(yǔ)句進(jìn)行仔細(xì)分析,結(jié)合選項(xiàng)選出正確答案.推理判斷也是要在抓住關(guān)鍵句子的基礎(chǔ)上合理的分析才能得出正確的答案.
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