Practice makes perfect熟练生巧
11（2020上海中考题）
IV.Complete the sentences with the given words in their proper forms（用括号中所给单词的适当形式完成下列句子，每空格限填一词）
54．Nowadays，many ______ have been used to work in dangerous situations．（robot）
55．Uncle Andy tried _____ different jobs，and finally chose to be a lawyer．（tenth）
56．The boy started to live in school and learn to manage time by _____ ．（he）
57．Lily asked her son to close the door ______ in order not to disturb others．（soft）
58．On _____ days，leaves fall on the ground and the road looks beautiful．（wind）
59．If you _____ red and yellow，what colour will you get？（mixture）
60．Thanks to_______ the of the smart phone，it's convenient to take photos anytime．（invent）
61．Sitting in front of the screen for too long is______ ．It's bad for your eyes．（healthy）
【答案解析】
54．句意：现在，许多机器人已经被用来在危险的情况下工作【答案解析】many"许多"修饰可数名词robot的复数robots"机器人"．故答案为：robots．
55．句意：安迪叔叔尝试了十种不同的工作，最后选择了当律师．【答案解析】tenth第十，序数词．这里表示"十种不同的工作"，用基数词ten．故答案为：ten．
56．句意：这个男孩开始住在学校里，学会自己管理时间．【答案解析】he他，主格．by oneself"独自"固定搭配．根据boy"男孩"可知，用he的反身代词himself"他自己"．故答案为：himself．
57句意：莉莉叫儿子轻轻把门关上，以免打扰别人．【答案解析】soft软的，形容词．这里修饰动词close"关闭"用副词softly"轻轻地"．故答案为：softly．
58．句意：在刮风天，树叶落在地上，路看起来很美．【答案解析】wind风，名词．这里修饰名词days"天"用形容词windy"刮风的"．故答案为：windy．
59．句意：如果你把红色和黄色混合，你会得到什么颜色的．【答案解析】mixture混合物，名词．句子缺少谓语动词．If引导的条件状语从句，主句一般将来时态，从句一般现在时态．从句主语you"你"第二人称，一般现在时态，谓语动词用原形mix"混合"．故答案为：mix．
60．句意：由于智能手机的发明，任何时候拍照都很方便．【答案解析】invent发明，动词．这里是the 名词 of的结构．the invention of…"…的发明"．填名词invention"发明"．故答案为：invention．
61．句意：长时间坐在屏幕前不利于健康．这对你的眼睛不好．【答案解析】空处需用形容词作表语，根据It's bad for your eyes．可知，空处需用healthy对应的形容词unhealthy"不健康的"，此处表示长时间坐在屏幕前不利于健康．故答案为unhealthy．
12（阅读下面材料，在空白处填入适当的内容或括号内单词的正确形式）
Next time you hold a book in your hands, stop and think. Like most other things in the modern world, it is the result of thousands of years of human invention.
First, came the invention of writing,1______(probable) .about 5, 500 years ago. With writing, people did not have to remember everything in their heads. They could communicate with people that they never 2______ (see) and share their knowledge with insure generations.
Later, the Greeks were well-known for their literature (文学) and science, but their "books" looked very different 3______the books of today. They were called scrolls (卷轴). They were difficult to use and took a lot of space in a library. About 2,000 years ago, books with lots of pages 4______ (invent).
For more than a thousand years, the pages of books were made from animal skin. That changed in 5_______thirteenth century, when Europeans learned about a very 6 ______ (use) Chinese invention: paper.
But the biggest change for books in Europe came in 1439, when Johannes Gutenberg invented the printing press. Before that, books in Europe were copied by hand, so they were very expensive. Many more people could afford the books 7______were produced on a printing press.
These days it is difficult 8 _______ (imagine) a world without books. But human invention does not stop. Every year, more 9______ (story) are bought as e-books and read on a screen.
Will anyone turn the pages of a traditional book in the future, 10 ______will books, like scrolls, soon disappear?
【答案】 probably；saw；from；were invented；the；useful；that/which；to imagine；stories；or
【语篇分析】
本文介绍了书的历史。
【语篇解析】
（1）句意： 首先，书写的发明可能在大约5500年前。副词修饰动词came，probable是形容词，probably是副词，故填probably。
（2）句意： 他们可以与从未见过的人交流，并与保险公司的几代人分享他们的知识。根据 5, 500 years ago可知时态是一般过去时，see的过去式是saw ， 故填saw。
（3）句意： 后来，希腊人因他们的文学和科学而闻名，但是他们的“书”看起来和今天的书大不相同。be different from，固定搭配，与……不同 ， 故填from。
（4）句意： 大约2000年前，有很多页的书4被发明。根据2000年前是一般过去时，invent和pages是被动关系，主语是名词复数，故助动词是were ， 故填 were invented。
（5）句意： 这种情况在13世纪发生了变化，当时欧洲人了解到一项非常有用的中国发明，纸。根据thirteenth是序数词，其前是定冠词the，故填the。
（6）句意：这种情况在13世纪发生了变化，当时欧洲人了解到一项非常有用的中国发明，纸。invention是名词，其前是形容词，use是动词，useful是形容词，故填 useful。
（7）句意： 更多的人买得起印刷机上生产的书。定语从句缺少主语，指代先行词books，故用关系代词that/which指代，故填 that/which。
（8）句意： 如今，没有书的世界很难想象。it's 形容词 to so，固定搭配，做某事很…… ， 故填 to imagine。
（9）句意： 每年，都有更多的故事以电子书的形式被购买并在屏幕上阅读。此处缺少主语，根据are可知是名词复数，story是名词 ， 故填 stories。
（10）句意： 将来会有人翻过传统书籍的书页吗？像卷轴一样的书会很快消失吗？连接疑问句表示并列关系用or ， 故填or。
