2．回答选择题时，选出每小题答案后，用铅笔把答题卡上对应题目的答案标号涂黑。如需改动，用橡皮擦干净后，再选涂其他答案标号。回答非选择题时，将答案写在答题卡上。写在本试卷上无效。
3．考试结束后，将本试卷和答题卡一并交回。
考试时间100分钟，满分120分 第一部分 阅读共两节，满分50分 第一节共15小题；
每小题2.5分，满分37.5分。
阅读下列短文，从每题所给的四个选项A、B、C和D中，选出最佳选项。并在答题卡上将该选项涂黑。
A Alice Robb is an American science journalist who has written for the Washington Post and the New Republic．Her new book，Why We Dream，encourages us to rethink the importance of dreams and to become dream interpreters ourselves． ReporterRecently there’s been a massive interest in the science of sleep．Sleep plays a role in maintaining our mental health．Are dreams part of that process Alice RobbDreams play a big role in helping us cope with stress，grief and psychological problems．Dreams are an opportunity to work through things that frighten us in real life，to play out worst-case situations in an environment where they have no consequences． ReporterHas anyone explained why dreams contain such surreal超现实的elements，strange pictures of time，people，geography and so on Alice RobbWhen we dream，the logic centres of our brainthe frontal lobes大脑额叶go dark，and chemicals associated with self-control，like serotonin血清素and norepinephrine去甲肾上腺素，drop．At the same time，the emotion centres light upwe have a perfect chemical canvas for dramatic，psychologically intense visions． ReporterYou say neglecting to consider our dreams is like“throwing away a gift from our brains without bothering to open it．”What is the gift Alice RobbWhen we’re dreaming，we’re thinking in a state we never have access to by day．Dreams offer the opportunity to think in a different way and show new answers to problems．They show us blind spots on things we might be neglecting in our personal lives． 1．In which aspect do dreams help maintain our mental health A．Dreams help us deal with pessimistic feelings． B．Dreams make us free of stress，grief and psychological problems completely． C．Dreams make us not able to face frightening things． D．In dreams we can solve those worst-case problems． 2．According to Alice Robb，what is NOT the gift A．When dreaming，we’re thinking in a state we never touch by day． B．Dreams provide the chance to think in a different way and show new answers to problems． C．Dreams show us blind spots that might be neglected in real lives． D．Dreams enable us to accomplish impossible tasks． 3．In which column will you probably read the passage A．Education． B．Technology． C．Opinions．D．Culture． B In the decade to 2019 global meat consumption rose by an average of 1.9％a year and fresh dairy consumption by 2.1％both about twice as fast as population growth． Yet many subSaharan Africans still eat almost no meat，dairy or fish．This is seldom the result of religious or cultural prohibitions．If animal foods were cheaper，or if people had more money，they would eat more of them．Richard Waite of the World Resources Institute，an American think tank智囊团，points out that when Africans move to rich countries and open restaurants，they tend to write meat-heavy menus． But this frugal食肉量少的continent is beginning to influence the global food system．Africa already imports more meat each year than China does，and the OECD’s forecasters expect imports to keep growing by more than 3％a year． People will probably become healthier．Animal products are excellent sources of essential vitamins and minerals．Studies in several developing countries have shown that giving milk to schoolchildren makes them taller．Recent research in rural western Kenya found that children who regularly ate eggs grew 5％faster than children who did not． Africans’changing diets also create opportunities for local businesses．As cities grow，and as people in those cities demand more animal protein，national supply chains become bigger and more complicated．Animal keepers，hatcheries，vets and trucking companies are indeed in booming years． In the past，Africa would learn to fill shipping containers with clothes and gadgets小商品．But now，there are more jobs available filling bellies with meat． 4．Why do many sub-Saharan Africans eat almost no meat，dairy or fish A．Because meat，dairy or fish don’t suit their taste． B．Because of some religious or cultural prohibitions． C．Because they are too poor to afford meat，dairy or fish． D．Because the shortage of meat，dairy or fish in the region． 5．The reasons for people’s becoming healthier are as follows except_______． A．Animal products provide essential vitamins and minerals B．School children provided milk are taller C．Eating eggs regularly makes children grow faster D．Children who don’t eat eggs don’t grow 6．How many surprising benefits are mentioned with more meat imported in Africa A． 1 B．2 C．3 D．4 7．What can be inferred from the last paragraph A．Clothing and gadgets industries play an important role in Africa． B．Increasing food-related workers are making a living by providing f