1、课时作业(十二)Unit 3Inventors and inventionsSection Grammar & Writing.单句语法填空1 The witnesses _(question) by the police just now gave very different descriptions of the fight.答案：questioned2(湖南高考改编)You cannot accept an opinion _(offer) to you unless it is based on facts.答案：offered3My doctor advised me to red
2、uce the amount of sugar_(add) to the milk I drink.答案：added4With his attention_(focus) on his book，he didnt notice me enter his study.答案：focused5The policeman kept his eyes _(fix) on the screen of the computer to identify the criminals footprints.答案：fixed6In April，thousands of holidaymakers remained_
3、(stick) abroad due to the volcanic ash cloud.答案：stuck7In the reading room，we found her_(seat) at a desk，with her attention _(fix) on a book.答案：seated；fixed8The guests left most of the dishes _(untouch)，because they did not taste delicious.答案：untouched9When we saw the road_(block) with snow，we decide
4、d to spend the holiday at home.答案：blocked10It is believed that if a report is _，it will certainly_the readers of the paper.(interest)答案：interesting；interest11Tsinghua University，_(found) in 1911，is home to a great number of outstanding figures.答案：founded12Michael put up a picture of Yao Ming beside
5、the bed to keep himself_(remind) of his own dreams.答案：reminded13Dont use words，expressions or phrases_(know) only to people with specific knowledge.答案：known14_(dress) in her most beautiful skirt，the girl tried to make herself_(notice) at the party.答案：Dressed；noticed15The players_(select) from the wh
6、ole country are expected to bring us honor in this summer game.答案：selected.语法与写作(完成句子)1The message _(传递的) here is clear：“Actions speak louder than words”答案： conveyed2Amazed at how skillful they were，I_(决心) be just as good.答案：was determined to 3The _(破损的碗) will be thrown at once.答案：broken bowl 4He sa
7、t there，with his hands _(捆在椅子上)答案：tied to the chair5He found _(他的家乡变化很大)答案：his hometown greatly changed 6What made _(这只狗这样害怕) ?答案：the dog so frightened7The manager wont want _(一大笔钱浪费掉)答案： a lot of money wasted 8My deskmate admires my fluent English very much and I usually _ (感到受鼓舞) by his compliment
8、s.答案：feel encouraged.阅读理解When he was just 19，Michael Dell started the company that would dominate the industry.At the time，IBM personal “computers were sold in stores for about $3,000.After taking them apart and rebuilding them，Dell realized the components (零部件) could be bought at onefourth of the p
9、rice.Soon he was buying components to reduce the cost.A good business decision，but it meant his room was starting to look like a mechanics shop.“I was quite excited about the possibilities for personal computers and how they could change society.I had this idea to sell the products directly to the u
10、ser over the phone，” he said.College plans and his parents expectations bothered him a lot.But Michael Dell was determined.He drove off to the University of Texas at Austin in August 1983 in a car hed bought with earnings from selling newspapers.He was surprised that his mother wasnt suspicious abou
11、t the three computers in the back seat.By November，news reached his parents that he wasnt attending classes.On a surprise visit to Austin，they caught their son on spot.Michael Dell told his father that he wanted to compete with IBM.Although Michael agreed to focus on his studies，the business chances
12、 and the timing couldnt have been better.The public was becoming more interested in computers，but no one was producing them.In early May，a week before his final exams，Michael started Dell Computer Corporation with $1,000.He took his exams，and then dropped out of college at the end of his freshman ye
13、ar.It was time to try out his directtocustomer business model.“Three years later”，Dell said，“we had already achieved annual sales of about $150 million.I was 22 years old then.”语篇解读本文是一篇人物传记。讲述了 MD是怎样创建戴尔公司的。1What does the underlined word “dominate” in Paragraph 1 mean?AProtect.BDevelop.CSupport.DLe
14、ad.解析：词义猜测题。结合文章内容及常识可知，戴尔公司起着带头作用。答案：D2Which of the following is TRUE according to Paragraph 2?ADell discovered a good chance to make money.BDell could buy a computer at onefourth of the price.CIBM made little money from personal computers.DDell rebuilt computers in a mechanics shop.解析：细节理解题。根据第二段的
15、叙述，尤其是“A good business decision”可知，戴尔发现了赚钱的机会。答案：A3When Dells parents learned about his absence from classes，they_.Atried to help with his businessBwere too suspicious to accept itCwanted him to go back to classesDencouraged him to compete with IBM解析：细节理解题。根据文章第三段中的“On a surprise visit to Austin，the
16、y caught their son on spot.”及第四段中的“ Michael agreed to focus on his studies”可知，戴尔的父母是想让他回到学校读书。答案：C4It can be inferred from the article that_.ADell was tired of his college lifeBDell was not devoted to his study at collegeCDells college life helped him greatlyDDell didnt finish his final exams解析：推理判断
17、题。根据文章中提到的戴尔忙于创建戴尔公司及第三段中的“news reached his parents that he wasnt attending classes.On a surprise.on spot.”可知，戴尔在上大学期间没有把全部的精力用在学习上。答案：B.七选五Tips on overcoming negative thoughtsWhen we start to have negative thoughts，its hard to stop them.1._But，its the only way，especially if you want to avoid going
18、down a way that is painful and unnecessary.Here are 4 things I did to help overcome my negative thoughts that you can also try：Do yoga (瑜珈)One of the first things I did was head to a yoga class.2._Yoga was also very relaxing and helped put my mind at rest.It brought me back to the nowthe only moment
19、，the most important moment.Smile.I didnt do much of this during the weekend.I brought myself in front of a mirror (镜子) and forced myself to smile.It really did help change my mood (心情) and reduce stress.3._Take responsibility for your life.If you feel stuck，know that no one can stop you from moving
20、forward in your life.Dont pretend to be helpless.4._Even if our living situation becomes terrible，there is always a way out.I will always have the choice to make change happen，if need be.Sing.I dont remember the words of songs very well and its probably the reason that I dont enjoy singing.5._When w
21、e sing，we show our feelings and this provides an amazing stress relief.So put on some cheerful music and sing along.ARealise that you create your own life.BTry it and you will start feeling better.CHowever，every time I sing I always feel better.DAccept yourself and be comfortable with who you are.ERemember no one is perfect and let yourself move forward.FIt took my focus away from my thoughts and brought my attention to my breath.GAnd its much easier said than done to change your focus toward positive thoughts.答案：1.G2.F3.B4.A5.C