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            • 1．

              People can find bears in many places in the world . They have large bodies and thick legs but    21     tails. Bears are not real meat-eaters because they almost eat    22      Bears are not so dangerous

              23        people think them to be . Bears are very brave. Many   24      were killed by bears when they ____25_____ to kill bears .

              Bears have very good smell but very poor    26     So they usually find something ___27___ their noses, not with their eyes . They live __28___ on  root , fish and small insects. Sometimes they kill deer and    29   animals . __30___ fact ,they like   31     animals better like rabbits . Adult bears are   32   than most other animals because they can think of something . Have you seen how   33    they beg for (讨要) sweets and food in the zoo ? They are our friends   34   we should try our best __35___ them.

              难度：较难
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            • 2．

              Zhejiang is one of China’s major tea-producing areas and Longjing tea is 51 as China’s best green tea.

              Longjing tea became important over three centuries  52 , during the Qing Dynasty .It is said that when the famous emperor Qianlong(乾隆)went to visit Hangzhou, he always  53  Longjing tea there. He enjoyed it so  54  that he named eighteen Longjing tea plants as producers of “imperial (皇家的）tea”.

                55   , one kilogram of Longjing tea is made up of about seven thousand tea leaves. Nowadays,  56  most of the tea leaves are picked by machine,some farmers still keep the tradition of picking the leaves by  57   . They say they can find leaves of the proper (合适的)color and size. Machines can pick leaves  58  than man, but they may not be able to classify (分类) them as well as man.

              People  59  drinking in the tea house. This has been a  60    part of the life in Hangzhou since the Song Dynasty. At that time, Huangzhou was the capital of the Song Dynasty. Today, the tea house is one of the places where Huangzhou people most like to go.

              难度：易
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            • 3．

              We are learning English, not learning about English. A student can ___11___ all about English, but he ___12___not be able to speak English. There is a ___13___ between “learning English” and “learning about English”. If you want to learn it well, please ___14___the following things. ___15___, learn the expressions(表达) by heart. Learn the ___16___sentence, not single words. At the same time, don’t ___17___ about mistakes. It is important ___18___ a good habit from the very first lesson. Just try to say ___19___you want to say and don’t care if people laugh at you. Keep on trying and you’ll make ___20___ mistakes.

              难度：较难
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            • 4．

              Sounds are everywhere on the Earth. The world__36__many interesting sounds. Some are unpleasant to our ears while__37__are very pleasant to hear. In a single day, you probably hear __38__ sounds. All sounds are different. Some__39__loud while others may be low.

                 Some sounds are useful. __40__sounds we can’t talk or listen to each other. The ringing of the alarm clock wakes people up. The hoot(鸣笛声) of a car warns people of danger.

                Some sounds are harmful. When planes fly low__41__the land, the very loud sounds can even make people deaf.

                We know sound travels about one kilometre in three__42__. In a thunderstorm, you see the lightning first and then hear the thunder. This is because light travels__43__than sound.

              Next time you see lightning, count the number of seconds before you hear the thunder.

              Divide（除以）this number__44__ 3. This will tell you__45__kilometres away the thunderstorm is.

              难度：难
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