2020-2021学年高中英语 Unit 3 Computers Section Ⅰ Warming Up and Reading随堂演练 新人教版必修2.doc

1、Unit 3 Computers.课文缩写Its known to us all that the computer is one of the most important inventions in the 20th century. Though its 1._ (wide) used in our daily life, it began only as a calculating machine in 1642. In 1822 the analytical machine was made by Charles Babbage. At that time, after the co

2、mputer was programmed 2._ an operator 3._ used cards with holes, it could “think” logically and produce an answer 4._ (quick) than any person. With the time 5._ (go) by the computer has been made smaller and smaller, quicker and quicker. Later, the single computer was 6._ (connection) with each othe

3、r. The information could be 7._ (share). Since the 1970s many new 8._ (apply) have been found for the computer. It has become very important in 9._ (communicate) finance and trade. The computer is a 10._ (devote) friend and helper of the human race!答案1widely2.by3.who4.quicker5.going6connected7.share

4、d8.applications9communication10.devoted.单词拼写1He was fined the _ (金额) of 200.2A childs _ (智力) develops rapidly between the ages of four and five.3Music is the _ (通用的) language of human beings.4Scientists have _ (探索) the Arctic regions (北极地区)5A lot of problems remain to be _ (解决)6They have accepted my

5、 _ (申请) to join the club.7Try to _ (简化) your explanation to the students to help them understand better.8He set a _ (目标) for himself of exercising at least three times a week.9_ (无论如何), I must finish this job today.10Youd better _ (估算) how much time the assignment will take.答案1sum2.intelligence3.uni

6、versal4.explored5solved6.application7.simplify8.goal9.Anyhow10calculate.单句语法填空1_ the days went on, the weather got worse.2The _ (apply) of the new technology has greatly improved the living level of the local farmers.3Its so heavy a box _ I cant lift it.4Its so heavy a box _ I cant lift.5Rain failed

7、 to fall last summer. As _ result, a lot of crops died.6With time _ (go) by, I became less anxious.7From now _， Ill focus on my lessons.8It will be two days _ we go for a picnic.9_ common with other girls, I am fond of playing games.10He had climbed this mountain several months before, but _ he couldnt find the way this time.答案1As2.application3.that4.as5.a6.going7on8.before9.In10.somehow