Unit 6知识清单词汇：运输；交通ntransportation机器；机械nmachine故乡；家乡nhometown太空；空间；距离nspace英国（地名）nBritain宇宙飞船nspaceship不常；罕见；难得advseldom想象；想到vimagine快速的adjrapid环境nenvironment蒸汽nsteam介绍；陈述npresentation发动机；引擎nengine发明；创造ninvention车轮；轮子nwheel背包nbackpack出生；诞生；v产生（仅用于被动语态）born硬纸板ncardboard乘客npassenger燃料nfuel铁路nrailway油；石油noil大多数的；最多的adjadvnmost大概；很可能；也许advprobably站；所；车站nstation想象；想象力nimagination容易地adveasily飞翔器nhoverhoard标准；规格nstandard平坦的；平稳的；光滑的advsmooth速度nspeed漂浮vfloat每，每一prepper运输车；输送器ntransporter翅膀nwing允许vallow拉；拖vpull形式；形状nform手推车ncart踏.的踏板；骑自行车；踏板vnpedal滑板nskateboard比prepconjthan能，能够（用作情态动词）adjable能量nenergy驱动；推动；能量；力量vnpower出现；呈现；来到vappear短语：步行；徒步on foot从现在开始from now on蒸汽机steam engine想起；想出；记起think of出生；产生；形成be born跳下jump down上（车、船等）gon超过；多于more than下（车、船等）get off关闭（电脑、收音机等）turn off能；能够be able to脱掉take off熬夜stay up late在.的前面in the front of打开（电脑、收音机等）turn on露面；露出；揭露show up以.的速度at the speed of light起初at the beginning of一直；向来all the time成百上千的hundreds of1. a type of =a kind of 一种，一类”Cotton is a type of material. I dont enjoy that type of show.2. it takes sb some time to do sthIt will take some time to do sthIt took some time to do sth.3. seldom (adv)“很少，不常，难得”I seldom heard of her last year.=Seldom did I hear of her last year.He seldom goes to the library on weekdays.Tom seldom goes to school late.4. work on 从事于，继续工作，致力于That teacher worked on in the office until ten oclock last night.The scientists are still working on inventing new methods of reaching outer space.5. the way to do sth=the way of doing6. 动词不定式作目的状语He came here to borrow my bike.I got up early to do morning exercises.7. at high/low speed “以高速/低速. at a speed of“以.的速度”He drove off at high speed.His car was running at full speed.8. seem (半系动词和不及物动词） 主语+seem+(to be) +表语（多为形容词和名词，说明主语的特征及状态）Tom seems (to be ) a very clever boy.The man over there seems to be a new teacher.Mr. Black seemed to be quite happy.主语+seem+不定式（seem与不定式一起构成复合宾语）Mrs. Green doesnt seem to like the idea.The children seemed to be eating something in the room.It seems+that从句（其中it是形式主义，that引导主语从句）e.g It seems that no one knows what has happened in the park.It seems to me that Mr. Brown will not come again.9. be able to “能够做.(强调通过努力而获得的某种能力）有各种时态He will be able to swim after a few days practice.Can(强调自身已具有的能力）只有现在和过去时、She can swim.10. make+宾语+宾补（不带to 的不定式、过去分词、形容词、名词或介词短语）We made him captain of our football team.The news made Danny very happy.Our teacher makes us feel more confienet.11. imagine想象，猜想”+n/vingI can hardly imagine such a thing.I know hes imagining a story.Can you imagine living on the moon?12.be good forDoing eye-exercise is good for your eyes.13.stay up late “熬夜”Dont wake him up. He stayed up late to make his invention.We stayed up late to see the new year in.Mark stayed up late to do his homework.14. in the front of “在.的前部”（里面）in front of“在.的前面”（外部前面）He likes sitting in the front of the car.A car parked in front of the house.15.put on-take off Its cold outside! Please put on your warm clothes!Please take off your shoes before you go into the computer room.16. imagine doing sth “想象做某事”Imagine-imagination (n)Can you imagine living without water?17.allow doing sth “允许做某事”Allow sb to do sth “允许某人做某事”We dont allow smoking here.My mother doesnt allow me to go out alone in the evening.18. all the time “总是，一直”Ive kept on thinking about that all the time.19. sound+adj/n/pron/like(构成系表结构）The answer sounds a good one. Your voice sounds like the singing birds.19. go进展、进行The hours went slowly.The interview went very badly.20.形容词/副词+enough to do sth“足够.The boy is old enough to go to school.动词不定式infinitives动词不定式是动词的一种非谓语形式，没有人称和数的变化，由“to+动词原形”构成，在句中可充当多种成分。1.做主语：不定式做主语时，谓语动词用第三人称单数形式，若不定式短语较长，则常用it做形式主语，常用句式；it +be+adj+(for/of)sb+动词不定式；it takes +sb+some time +to do sth.e.g It is important to learn a foreign language.It takes him three hours to finish the work.2.作宾语：A：动词不定式一般不做介词宾语，常做及物动词的宾语。e.g He began to learn English two years ago.B：动词不定式做宾语时，如果后面有宾语补足语，常用it做形式宾语，动词不定式做真正的宾语。e.g He found it difficult to learn English well.C:有些动词或短语，如:ask, know, tell, learn, find out等可接“疑问代词/副词+动词不定式”做宾语。e.g I dont know how to get to the railway station.3.表语：在系动词之后做表语，构成系表结构做谓语。e.g The important thing is to finish your homework first.4.做定语：修饰名词或代词，通常置于被修饰词的后面I have many thing to do.5.状语：可以用来表示目的、原因和结果等。e.g I am glad to see you here.6.宾语补足语：在宾语之后做补语，其否定形式是在不定式前加not.e.g The teacher told me not to be late again.注意：如果不定式是不及物动词，或者不定式所修饰的名词或代词是不定式动作的地点、工具等时，不定式后面应加上介词或副词。They have a lot of