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ties and starvation in some countries. Should man’s population keep on growing so rapidly as before? Many people believe that human survival in the future depends on the answer to this question. ( ) rapid increase in population is considered to be ________. A. the increase of resources B. population pollution C. the development of mankind D. the present rate ( ) world population will be _________by the year 2021. A. 7 billion B. 250 million billion D. billion ( ) is very important for us__________ A. to use the materials in the world B. to move into cities C. to control the growth of our population D. to support the human population ( ) the present rate of increase continues__________. A. the world is going to end B. the earth won’t be able to support the growing population in the future C. pollution has nothing to do with the rapidly increasing population D. there would be four billion in the world a hundred years from now on ( ) of the following is Not True according to the passage? A. In 1850, the world population reached a billion. B. Man must fight against population pollution C. The world’s population is increasing with years. D. All of the Earth’s resources are gone now. 九、書面表達(dá)。( 10分) 幫助環(huán)境就是幫助我們自己,你認(rèn)為這個(gè)說法是對(duì)還是不對(duì),請(qǐng)說說你的看法。字?jǐn)?shù)不能少于 80詞。 Unit4B 一、 of built out of trash made from discarded tiles her spare money for the Children’s Hospital the used soda cans down the pla down on waste speeches 二、 15 DBDAA 610 BDCCD 三、 recycled make built support 5. made discarded 四、 disappearing, saving, sure, disagree, donations, out, set, caring, found, pollution, caused, harming, cut, less, processed 五、 posted left out help can 六、 speeches raise against using actually caused 4. provide endangered support 5. discovered suitable for 七、 !5ABCDD 610BCCAD 八、 BACBD 九、答案略