《unit3人教版必修2unit3computers单元自主学习学案》由会员分享，可在线阅读，更多相关《unit3人教版必修2unit3computers单元自主学习学案（4页珍藏版）》请在金锄头文库上搜索。
1、人教版必修2 Unit3 Computers单元自主学习学案1.Discuss what they have in common.(P17)讨论他们有什么相同之处。词语拓展common knowledge 人所共知的事实common sense 常识have.in common 与有共同之处in common with 和一样(=like)have little/nothing in common几乎没有什么/没有相同之处【即学即练】A.根据括号中的提示完成下列句子。(1)Dont relate me to him. We_.(根本不同)(2)Its not necessary to avoi
2、d talking about your relationshipit is_(人尽皆知)already.(3)I suddenly felt we _.(有许多相似之处)答案：(1)have nothing in common (2)common knowledge (3)had a lot in common词语辨析common; ordinary; averagecommon 指全体所共有的，共同的特征，强调常见与普遍。ordinary 指种类普通，强调平淡、平庸、普通的意义。average 通常指达到平均水平，不突出【即学即练】B.选用上述单词填空。(1)Sparrows(麻雀)loo
3、k quite _ but they are not _at this time of year.(2)The first time I met her, I thought we，d seen before. She has got that_ face of a neighbour girl.(3)Why are you so impressed with this film？According to me, its just _ .(4)I was not typing very fast. It was only _ . My_ speed is 150 words per minut
4、e.答案：(1)ordinary; common (2)common (3)ordinary(4)average;usual2.Anyhow,my goal is to provide humans with a life of high quality.(P18)不管怎样,我的目标是给人类提供高质量的生活。说出下列各句中anyhow的意思。(1)The water was cold but I took a shower anyhow.（虽然如此）(2)She told me not to buy it, but I bought it anyhow.（随意地）总结归纳anyhow=anyw
5、ay=in spite of that,意思是 “不管怎样,虽然如此”。3.As time went by, I was made smaller.(P18)除着年月的变迁，我被制造得更小了。【即学即练】阅读下列句子,说出go by的意思。(1)A car went by (us) at full speed.(2)As time goes by, he loves his mother more.(3)Don，t let the chance go by.(4)He is a man who always goes by the rules.答案：(1)经过 (2)时间流逝,as time
6、goes by/on等于 with time going by/on (3)失去机会 (4)根据判断、按行事 4.As a result I totally changed my shape.(P18)因此，我已经完全改变了我的形状。阅读下列句子，注意total的搭配和意思。(1)There are over 4,000 students in total in our school. (in total意为altogether，in all)(2)Why？The room is in total darkness. (total作形容词，等于complete)(3)The town was
7、totally destroyed after the earthquake. (totally是副词，等于completely)(4)Imports totalled 1.5 billion last year. (total作动词,意思是“共计，总数达”)【即学即练】用total的适当形式完成下列小片段。 The company used to have 230 clerks in(1) _ and their income(2)_ 50,000 yuan per year. But last year things changed(3)_and the products could no
8、t be sold out. Most of the workers became out of work, which made them in(4)_ despair.答案：(1)total (2)totalled (3)totally (4)total5.What are the advantages and disadvantages of each form of IT？(P22)每种IT有何优点和缺点？词语拓展have an advantage of有有利条件take advantage of利用,欺骗；占便宜be at an advantage处于优势work/be to one
9、s advantage对某人有利【即学即练】翻译下列句子。(1)她受过良好的训练，这是她的优势/有利条件。_ (2)我们应该充分利用这里的先进设施来学习。_ (3)他利用了她的善良。_ 答案： (1)She had an advantage of a good training.(2)We should take full advantage of the advanced facilities here to learn.(3)He took advantage of her kindness.6.In this way, I can make up new moves using my “
10、artificial intelligence”.(P23)这样，我就可以利用人工智能编出新的动作。【即学即练】阅读下列句子,注意make up的意思。(1)It usually takes her an hour to make up every morning before she goes.(2)Our association(协会)is made up of people from all walks of life(各行各业),or people from all walks of life make up our association.(3)Do not try to make
11、up any excuse(借口).(4)She is amazing. She can always make up interesting stories in a short time.(5)You must work hard to make up the lost time. 答案：(1)化妆 (2)构成 (3)捏造 (4)编造 (5)弥补7.In a way, our programmer is like our coach.(P23)从某种程度上看,我们的程序员就像是我们的教练。词语辨析in a way; in the way; on the/ones way (to); by
12、the wayin a way(=in a sense/in one way/in some way）在某种程度上in the/ones way 挡着某人的道；妨碍某人on the/ones way to 在（去的）路上by the way 顺便说一下（常用于引出一个较重要的问题）；顺便问一下 【即学即练】用上述词语填空。(1)Knowing that help is _, the exhausted man fell asleep.(2) _, where did you get this dress？It looks great on you.(3)Failure is _good to
13、one，s development.(4)Shes determined to remove all obstacles(阻碍) _success.(5)As she was about to speed the car, she saw a large cow _.答案：(1)on the/its way (2)By the way (3)in a way (4)on her way to (5)in the way8. It should also watch over my naughty niece.(P24)它(机器人)还应该看管我那淘气的侄女。词语辨析watch out; watc
14、h over；watch out for sb；be careful; take care; mind（1）watch out 常用于紧急情况下提醒别人小心，常用于祈使句。（2）watch over 监管,照顾（3）watch out for密切注意；提防（4）be careful 用于提醒某人要小心谨慎，以防可能出现的危险或差错,含有“提防”之意。（5）take care 常用于提醒某人要当心注意身体健康及安全等。可译为“保重”。（6）mind 常用于提醒某人要留意、留心某些危险。 【即学即练】选用上述词语填空。(1)_! There is a motorbike speeding here!(2)Would you please_ my luggage when I am
