A.leading B.led C.lead D.to be led 18. _anything about the accident,he went to work as well. A.Not know B.Know not C.Knowing not D.Not knowing 19.Nowhere else in the world more attractive scenery than in Switzerland. A.you can find B.is found C.can you find D.has been found 20.The voters told the politician that he could on their support in the next general elections. A.expect B.decide D.doubt Part III Reading Comprehension(40%) Directions:There are four passages in this part.Each passage is followed by five question there are four choices marked C)v estionsorunfinished state nswe Then mark the correspond ing letter on the Answer Sheet with a single line through the center. Passage 1(Questions 1-5 are based on this passage) Trees are useful to man in three important ways:they provide him with wood and other products,they give him shade.and they help to prevent droughts and floods ly,in many parts of the rld,man has not realized that the third of thes services is the most important.76)In his eageress to make money from trees,he ha cut them down in large numbers.only to find that without them he has lost the best friends he had.And besides,he is usually too careless to plant and look after new trees So the forests slowly disappear. This does only mean that man will have fewer trees.The results are ever more serious:for where there are trees,their roots break up soil---allowing the rain to sink in---and also bind the soil,thus preventing it from being washed away easily;but where there are no trees.the rain falls on hard ground and flows away.causing floods and carrying away the rich top-soil.When all the top-soil is gone,nothing remains but worthless d esert Two thousand years ago a rich and powerful country cut down its trees to build warships,with which to gain itself an empire.It set up the empire but,without its A. leading B. led C. lead D. to be led 18. _____ anything about the accident, he went to work as well. A. Not know B. Know not C. Knowing not D. Not knowing 19. Nowhere else in the world _____ more attractive scenery than in Switzerland. A. you can find B. is found C. can you find D. has been found 20. The voters told the politician that he could _____ on their support in the next general elections. A. expect B. decide C. count D. doubt Part III Reading Comprehension (40%) Directions: There are four passages in this part. Each passage is followed by five questions or unfinished statements. Fro each question, there are four choices marked A), B), C) and D). You should chose the best answer. Then mark the corresponding letter on the Answer Sheet with a single line through the center. Passage 1 (Questions 1-5 are based on this passage) Trees are useful to man in three important ways： they provide him with wood and other products; they give him shade; and they help to prevent droughts and floods. Unfortunately, in many parts of the world, man has not realized that the third of these services is the most important.76）In his eagerness to make money from trees, he has cut them down in large numbers, only to find that without them he has lost the best friends he had. And besides, he is usually too careless to plant and look after new trees. So the forests slowly disappear. This does not only mean that man will have fewer trees. The results are even more serious: for where there are trees, their roots break up soil---allowing the rain to sink in ---and also bind the soil, thus preventing it from being washed away easily; but where there are no trees, the rain falls on hard ground and flows away, causing floods and carrying away the rich top-soil. When all the top-soil is gone, nothing remains but worthless desert. Two thousand years ago a rich and powerful country cut down its trees to build warships , with which to gain itself an empire. It set up the empire but, without its