未知题型 Reading ComprehensionDirections:There are two passages in this part． Each passage is followed by some questionsor unfinished statements． For each of them there are four choices marked A,B,C and D.Youshould decide on the best choicE.Questions 56- 60 are based on Passage One:Passage OneMr． Brown was going away for a week．Before he left,he said to his son．“If anyone asks for me, you can tell him that your father has been out for doing something, and will be back in a week, then be sure to ask him to sit down for a cup of teA.”“OK, DaD.”said his son． But he was afraid his son couldn't remember this, so he wrote these words down on a piece of paper and gave it to him．His son put it into his small pocket, took it out and looked at it every now and then．Four days passed, but no one came to see his father． The boy thought that there was noman to come and that the piece of paper was of no more use for him, so he burnt it that evening．The next afternoon, someone knocked at the door． The boy opened it． A man was standing at the door and said,“Where is your father?” The boy put his hand into his pocket at once and looked for the piece of paper．He could not find it．He suddenly remembered he had burnt it, so he shouted, “No morE.”The man was very surpriseD.He asked, “No more? I met your father last week． When did it happen?”“Burnt yesterday evening． ”Mr． Brown told his son that________。A.he would be away from home for four daysB.he would be back in seven daysC.he would be back in a monthD.he liked a cup of tea

未知题型 认真阅读下面的材料，引出现象，写一篇不少于800字的文章，文题自拟。据不完全统计，中国沿海地区累计已丧失滨海滩涂湿地面积约119万公顷，另因城乡工矿占用湿地约l00万公顷，两项相当于沿海湿地总面积的50%。全国围垦湖泊面积达130万公顷以上'由于围垦湖泊而失去调蓄容积350亿立方米以上，超过了我国现今五大淡水湖面积之和，因围垦而消亡的天然湖泊近1000个。中国的沼泽湿地由于作为泥炭开发和农用地开垦，面积急剧减少。三江平原原是中国最大的平原沼泽分布区，据统计，1975年三江平原自然沼泽面积为244万公顷，占平原面积的48% ；l985年沼泽面积下降到150万公顷，占平原面积的29%；到1990年沼泽面积仅剩113万公顷，仅占平原面积的22%。中国重要的经济海区和湖泊，酷渔滥捕的现象十分严重，不仅使重要的天然经济鱼类资源受到很大的破坏，而且也严重影响着这些湿地的生态平衡，威胁着其他水生物种的安全。中国许多海域的经济鱼类年捕获量明显下降，渔捕物的种类日趋单一，种群结构低龄化、小型化。珊瑚礁是中国南部海域最富特色的景观和自然资源，多年来由于无度、无序地开发，已使珊瑚礁受到严重破坏。此外，沼泽湿地中的泥炭资源、北方沿海的贝壳砂以及沙岸，也都因过度或不合理开采而受到破坏。

多项选择题 影响货币需求的因素有（ ）。