1、Unit 3 Period 4.根据课文内容完成语法填空The history of computer began in 1642 in France.At first, it was built only as a1._(calculate) machine, and later as an analytical machine that could “think” 2._(logic) and produce an answer 3._(quickly) than any person.Still later, the “universal machine” is built 4._(so
2、lve) mathematical problems, 5._ made the computer huge! As the years have gone by, the computer 6._(make) smaller, quicker and cleverer.Later, computers were connected by network and brought 7._ common peoples homes to deal with information and help 8._(communicate) between people around the world.S
3、ince 9._(it) birth, the computer has always been designed to serve10._ human race.【答案】1.calculating2.logically3.quicker4.to solve5which6.has been made7.intomunication9its10.the.句型练习1so that “如此以致”其中 that 引导结果状语从句 It was _ hot a day _ nobody wanted to do anything.天气如此热，谁也不想干活。她是一位非常和蔼的老师，我们都喜欢她。 _2be
4、 ofn. 结构中的名词是抽象名词 You will find this map _ _ _ in helping you to get around London.你会发现这张地图很有价值，能帮你在伦敦四处逛逛。电脑对我的学习有很大帮助。 _3It takes some time before “ 过了多久才 ”The earliest telephones were not popular and it _ a long time _people began to hire or buy them.最早的电话并不受人欢迎，过了很长一段时间人们才开始租用或购买电话。一份杂志要经过几年才会开始
5、赚钱。 _4first then later “起先， 然后，后来”After graduation, he _ worked as a worker，_ as a manager of a store and_ as a boss of a factory.毕业以后，他先是做一名工人，接着做了一个商店的经理，后来做了一个工厂的老板。她先是在一所学校做一名教师，然后做了一名编辑，后来做了一家公司的译员。_5As time goes by/ With time going by, “ 随着时间的流逝，”_ _ _ _，the littlenoted kid had grown up to a d
6、istinguished looking young man.春去秋来，当年的小屁孩已经出落成仪表堂堂的大小伙子了。 随着时间的推移，我们国家会越来越发达。 _【答案】1so; thatShe is so kind a teacher that we all like her. 2of great valueThe computer is of great help to my study.3took; before It takes several years before a magazine starts to make money. 4first; then; laterShe fir
7、st works as a teacher in a school, then as a editor and later as a translator in a company. 5 As time went by/With time going by As time passes/goes by，our country will become more and more developed. .短文改错Edison was a great scientist or inventor.As may not be known to many people，born in a peasant
8、families, he received few school education.He started to go to school at age of eight and remain at school for only three months.Its said that he always asked some strange questions which his teachers couldnt answer them.In fact，he was a man full with imagination.He made over 2,000 inventions in his
9、 life, covered many fields, such as the electric lamp, film, etc.He made an important contribution for the whole world, the social develop and the progress of human beings.【答案】Edison was a great scientist inventor. As may not be known to many people，born in a peasant ， he received school education.
10、He started to go to school at age of eight and at school for only three months. Its said that he always asked some strange questions which his teachers couldnt answer them. In fact，he was a man full imagination. He made over 2,000 inventions in his life， many fields, such as the electric lamp, film,
11、 etc. He made an important contribution the whole world, the social and the progress of human beings.书面表达假如你是李华，前些天在网上买了一个今年最新的电子产品便携式折叠阅读灯(Folding Book Lamp)，用后感觉不错，于是写信向你的朋友John推荐这款阅读灯。要点如图所示：注意：1.词数100左右；2可适当增加细节，以使行文连贯；3开头和结尾已给出，不计入总词数。Dear John, _Looking forward to your reply.Yours，Li Hua【写作准备】
12、A审题。1人称_2时态_3文体_4连接词_【答案】1.第一人称、第二人称、第三人称2一般过去时，一般现在时和一般将来时3说明文4first, second, besides, and, last but not least, ifB词汇准备。1最新的_2优点_3款式_4令人喜爱的_5各种各样的_【答案】1.latest2.advantage3.style4.pleasing5variousC短语准备。1电子产品_2前几天_3从中选择_4为提供_【答案】1.electrical products2.the other day3.choose from4.providewithD写作实践。Dear
13、 John, _Looking forward to your reply.Yours，Li HuaOne possible version：Dear_John,_The other day I bought a new style of reading lamp a folding reading lamp.It is one of the latest electrical products this year.It has many pleasing advantages.First, it looks stylish.You can choose from various colour
14、s and shapes.Second, it can protect our eyes.Besides this, it saves energy and is not bad for the environment.And there is an alarm clock on it.Last but not least, its price is only 18 yuan, an acceptable price for middle school students.This folding book lamp will provide you with warm light and easy reading in your dark room in the evening.If youd like to have one, Ill be pleased to buy one for you.Looking_forward_to_your_reply.Yours，Li_Hua
