题目内容
（请给出正确答案）
A、A. Information is available to more people.
B、B. Decision can be made faster.
C、C. Meetings can lead to more imaginative and informed decisions.
D、D. Different and unexpected ideas can be contributed.
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更多“The following are why meetings…”相关的问题
A、The topic is unexpected
B、There is a time limit to preparation
C、The question can be confusing
D、The speech needs to be long enough
A、front of the cabin
B、middle of the cabin
C、overhead bin
D、rear of the cabin
A、Language is writing.
B、Language is an arbitrary system.
C、Language is conventional.
D、Language is a system which relates meaning to substance.
E、Language is a mental phenomenon and innate.
F、Language is universal.
A、当很多人担心在稀有的语言单词会消失的时候，另一些人却声称，随着科学和文化的融合，很多语言不会消失，反而会在某种程度上发展出一种新的混合语。
B、尽管很多人担心世界上一些稀有的语言会被丢失，另一些人则声称随着科学和文化的融合，语言的多样性不但不会被遗忘，反而会发展出一种混合语。
C、很多人都担心小众语言会消失，还有一些人却认为，由于科学文化的相互融合，很多语言都不会消失，而是在某种程度上也相互融合，发展成为一种新型的混合语。
D、很多人都认为小种语言会被丢失，还有些人却认为因为科学文化的相互融合，语言不会丢失，而是发展成一定程度的混合语。
Over vast areas of every continent,the rainfall and vegetation necessary for life are disappearing.Already more than 40 percent of the earth's land is desert or desertlike.About 628 million people—one out of seven—live in these dry regions.In the past,they have managed to survive,but with difficulty.[ZZ(Z]Now largely through problems caused by modern life,their existence is threatened by the slow,steady spread of the earth's deserts. Scientists still do not understand all the complex problems of the desert,but there have been many ideas for saving the land.Sandi Arabia has planted 10 million trees to help keep the sand from taking over fertile areas.The Israelis are aga in using some of the water collection systems left by the ancient people in the Negev desert.They plan to water their orchards with the extra water.Some Sahel farmers still raise cattle on their poor farm land,but before the cattle are sold, they are taken to greener lands in the south to get fat.
26. What is the article mainly concerned？
A.The problem of spreading desert.
B.The rainfall and vegetation in desert areas.
C.The water collection systems.
D.The difference between modern life and ancient life.
27. “one out of seven” refers to____.
A.more than a third of the lands' earth
B.the percentage of the earth's land that is desert-like
C.the number of people who live in dry regions
D.a day of a week
28. In paragraph 2,“they are taken to the greener lands in the south.”They refers to____.
A.the Sahel farm land
B.the farmers
C.the cattles
D.the trees
29. How many ideas for saving the land are described？
A.Five. B.Two. C.Four. D.Three.
30. Which of the following statements is true, according to the passage？
A.The earth's desert are slowly spreading.
B.One out of 10 people lives in dry regions.
C.Their life in the desert is threatened now by traditional problems.
D.New water wells can solve the problem in Africa's desert.
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