Unit 4 Adversity and Courage Using Language 课时练习（原卷版） 一、根据句意完成句子。
l.She has met the minimum educational requirements for  （资质）.
2.The professor  four chapters for this week.（布置了）.The （潮湿的）weather causes damage machines.
3.A growing number of people support the argument that it is （残忍的）of human beings to train animals to perform tricks for amusement.
4.Though he is in his fifties, he seems never to lose his youthful （活力）.
5. （蝙蝠）play an important role in the ecosystem, especially in controlling insects at night, but they are also carriers of some deadly viruses.
二、阅读理解。
The computer keyboard helped kill shorthand-a system of rapid handwriting, and now it's threatening to finish off handwriting as a whole. When handwritten essays were introduced o
n the SAT exams for the class of 2012, just 15% of the most 1.5 million students wrote their answers in cursive letters（草写字母）.The rest? Block letters.
And those college hopefuls are just the first edge of a wave of US students who no longer get much handwriting instructions in the primary grades, frequently 10 minutes a day or less. As a result, more and more students struggle to read and write cursive letters.
At Keene Mill Elementary School in Springfield, all their poems and stories are typed. Children in Fairfax County schools are taught keyboarding beginning in kindergarten. Older students who never mastered handwriting say it doesn't affect their grades.
There are those who say the culture is at a crossing, turning from the written word to the typed one. If handwriting becomes a lost form of communication, does it matter?
It was at University Virginia that researchers recently discovered a previously unknown poem by Robert, written in his unique script. Handwritten documents are more valuable to researchers, historians say, because their authenticity（真实性）can be confirmed. Students also find them more fascinating.
The loss of handwriting also may be a cognitive（认知的）opportunity missed. Several terrible along the Cuyahoga River near Cleveland, Ohio.” 可知凯霍力口河在过去被严重 污染，所以说过去没有人能够想象到这条河能被清理干净。故填was。
2.【答案】schedule形容词actually
【解析】考查副词。本句中使用副词actually作状语修饰谓语动词caught。故填actually。
3.【答案】the
【解析】考查冠词。横线后是形容词最高级most outstanding,形容词最高级前要加 the。故填 the。
4.【答案】or
【解析】考查连词。从上一段最后一句可知几年后，这条河是环境净化最杰出的例子 之一。从语境可知这条河流的改变不是几天或者几个月的事情。故用or。
5.【答案】to reduce
【解析】考查固定句式。固定句式：h takes sb.some time to do sth.某人做某事花了多 少时间；句中的不定式 to reduce the industrial pollution and clean the water 是句子真正 的主语。前面的it是形式主语。故填to reduce。
6.【答案】cleaner
【解析】考查比较级。根据空后而有than可知，空处应该使用比较级的形式。故填 cleaner o.【答案】that/which
【解析】考查定语从句。本句是一个定语从句，先行词是habit,定语从句中使用关 系代词that/which指代先行词，在句中作主语，不能省略。故填that/which。
7.【答案】amazing
【解析】考查形容词。-ed结尾的形容词一般都是形容人的，表示“人感到……”；-ing结尾的形容词常修饰物，表示“令人感到……”。此处修饰stories,所以要用 amazing o 故填 amazing o
8.【答案】changes
【解析】考查名词复数。横线后面是系动词are,说明横线处主语应该是一个复数形 式的名词,所以用changes。故填changes。
9.【答案】patient
【解析】考查形容词。横线前面有系动词be,说明此处应用形容词形式。故填patiento 七、应用文写作。
假如你是李华，你的好友魏芳在中学生英语演讲比赛中荣获一等奖。请你根据以下内 容，给她写一封祝贺信。
内容包括：L表达你的愉悦心情；.向她表示祝贺；
2.请她介绍成功的经验；注意：词数100左右。
【参考范文】Dear Wei Fang,
I hear that you have won first prize in the English Speech Contest of Middle School Students, so I'm writing to give my sincere congratulations.
You don't know how excited I was when I heard the good news. As your best friend, I am proud of you! Your pronunciation and fluent English left me with deep impression. It came as no surprise to me that you won the contest. Could you share with me how you improve your spoken English? Your experience will be of great help to me in learning.
I will be grateful if you can write me back and give me your advice. I am looking forward to your early reply.
Yours,Li Hua