阅读理解

　　When you get tired of homework, several minutes' walk in a nearby green park helps you relax at once．Or you may stand facing the lake or the seas．They will calm(not to be excited or nervous)you just like the green plants．

　　Wonder why? Color is a key part of the answers．Since it is so, green and blue help make people feel more quiet and safe．

　　All colors have special power．Scientists have found that many colors have specific effects(效果)on people's mind and feelings．

　　Try an easy and interesting experiment and you'll see how color “mislead” you sometimes．Wrap(包装)two boxes of the same size with colored paper, one red and the other white．Then weigh the two boxes with your hands．Which one is heavier? Most people will think that the red box is heavier, even though they weigh the same．

　　Colors can affect(影响)learning．Scientists have found that students spend more time reading if they read information written in blue text．Blue helps most people calm down and think more．

　　Clever uses of colors in daily life are to be seen everywhere．Hospitals and libraries seldom paint their walls, tables and desks red．They use light colors, like light blue or green．Red makes people excited while light colors help them relax．Haven't worked out how color affects your daily life? Start with your small room．Try to make some changes in it and you'll get to know how important color is!

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完形填空

　　Sea lions are mostly found on sandy beaches and around rocks all around the world,but mostly in Australia．Sea lions eat fish and some 　　1　　 animals in the ocean．It can be quite dark in the ocean,　　2　　 sea lions can find their way around．Sea lions are good 　　3　　．They can dive(潜水)35 feet or deeper．If they dive too deep,they can run out of air and 　　4　　 in the water．

　　Sea lions are great swimmers,too．They can 　　5　　 at a speed of 40 kilometres an hour．This helps them 　　6　　 away from whales and sharks,but not from human beings(人类)!　　7　　 year a lot of sea lions die painfully．Thousands of sea lions were killed 　　8　　 their skin and oil．That's 　　9　　 bad．A sea lion is a very beautiful animal!We need to keep this animal alive,always and forever!And we must 　　10　　 them from disappearing in the world or our grandchildren may have no chance to see them any more．

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