问题 单项选择题

某植物园中有一个大型的用透明有机玻璃围成的热带植物馆,该馆内除了生长着一些槟榔、苏铁等热带植物外,还有一些以这些植物为食的昆虫等小动物。若在馆内放一定量的用18O标记的氧气,试想若干天后含有18O的有机物的存在情况是()

A.只在植物体内

B.动植物体内均有

C.只在动物体内

D.动植物体内均无

答案

参考答案:B

选择题
完形填空

英语自选模块试卷

第一题:阅读理解(分两节,共5小题,每小题2分,满分10分)

阅读下面的短文,并根据短文后的要求答题。

From good reading we can get pleasure, companionship, experience, and instruction. A good book may absorb our attention so completely that for the time being we forget our surroundings and even our identity.____1___ It increases our contentment when we are cheerful, and lessens our troubles when we are sad. Whatever our main purpose in reading may be, our contact with good books should never fail to give us enjoyment and satisfaction.

___2____ Whether the characters are taken from real life or purely imaginary, they may become our companions and friends. In the pages of books we can walk with the wise and the good of all lands and all times. The people we meet in books may delight us either because they resemble human friends whom we hold dear or because they present unfamiliar types whom we are glad to welcome as new acquaintances. ___3___ By turning the page we can dismiss them without any fear of hurting their feelings. When human friends desert us, good books are always ready to give us friendship, sympathy, and encouragement.

____4____. Few of us can travel far from home or have a wide range of experiences, but all of us can lead varied lives through the pages of books. Whether we wish to escape from the seemingly dull realities of everyday life or whether we long to visit some far-off place, a book will help us when nothing else can. To travel by book we need no bank account to pay our way; no train or airplane to transport us; no passport to enter the land of our hearts’ desire. Through books we may get the excitement of dangerous adventure without danger. We can climb noble mountains, brave the freeze of an Antarctic winter, or cross the extremely hot sands of the desert, all without hardship. In books we may visit the studios of Hollywood; we may mix with the cheerful crowds of the Paris roads; we may join the picturesque peasants in an Alpine village or the kindly natives on a South Sea island. Indeed, through books the whole world is ours for the asking.

第一节:根据短文内容,从A BCDE中选出最适合放入短文空缺处的选项。选项中有一项是多余选项。

A.With a good book in our hands we never feel lonely.

B.Reading good books is one of the greatest pleasures in life.

C.By reading we can communicate with the characters in books.

D.One of the most valuable gifts presented by books is experience.E. Our human friends may sometimes bore us, but the friends we make in books never annoy us.

第二节:根据短文所给的信息,用一个完整的句子回答下面的问题。

5.What can be implied from the underlined sentence in the text?

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