完形填空

　　The world of out-of-doors is full of secrets．And they are so interesting that quite a lot of people are busy 　　1　　 them．All 　　2　　 us are birds, animals, trees and flowers．The facts about how they love and grow are as interesting as anything could be．

　　Do you know that one of the great presidents of the USA spent hours and hours studying birds? A business man who lived near New York City became so interested in insects that he began to 　　3　　 them．He now has over one thousand different kinds of insects carefully kept in glass boxes．

　　Come then 　　4　　 me, and I'll help you find some of Nature's secrets．Let's go quietly 　　5　　 the woods and fields．Here we shall find how a rabbit 　　6　　 the other rabbits that there is danger．We shall follow a mother bear and her young ones as they search for food and get ready for their long winter 　　7　　．We shall watch bees dancing in the air to let the other bees know where they can find food．I'll show you 　　8　　 interesting things, but the best thing that I can teach you is to keep your eyes and ears 　　9　　 when you go 　　10　　 doors．Nature tells her secrets only to people who look and listen carefully．

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完形填空

　　We see many animals, like rabbits, bees, birds, sheep and so on, but do you know 　　1　　 these animals say things? First, let's see a rabbit．When a rabbit sees something 　　2　　 it runs away at once．When it runs, its tail moves up and 　　3　　．When other rabbits see this, they run 　　4　　．

　　Many other animals use this kind of 　　5　　．When a bee has found some food, it goes back to its home．It cannot tell 　　6　　 bees where the food is by speaking to them, but it does a little dance in the air．They may tell other bees 　　7　　 the food is．

　　Some animals say things by making sounds like a man does．　　8　　 , a dog barks when a stranger comes near．Some birds can make several 　　9　　 sounds, each with its own meaning．In a word, every animal has its 　　10　　 language．

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先通读下面的短文，掌握其大意，然后从下面四个答案中，选出可以填入空白处的最佳选项。

The world of out-of-doors is full of secrets．And they are so interesting that quite a lot of people are busy studying them．All around us are birds, animals, trees and flowers．The facts about how they 　　1　　 and grow are as interesting as anything could be．Do you know that one of the greatest presidents of the USA spent hours and hours 　　2　　 birds? A businessman who lives near New York city became so 　　3　　 in insects that he began to collect them．He now has more than one thousand different kinds carefully 　　4　　 in glass boxes．Come then with me, and I will help you find some of nature's secrets．Let us go 　　5　　 through the woods and fields．Here we shall find how a rabbit tells the other rabbits that there is danger．We shall 　　6　　 a mother bear and her young ones as they look for 　　7　　 and get ready for winter sleep．We shall watch bees dancing in the air to let other bees know 　　8　　 they can find food．I will show you many other interesting things, but the thing that I can 　　9　　 you is to keep your eyes and ears 　　10　　 when you go out of doors．Nature tells her secrets only to people who look and listen carefully．

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