螺旋桨的材质
一般为硬质塑料、碳纤维、硬质木头、 CW哪个逆时针,哪个顺时针CCW(逆时针: counterclock wise )CW(顺时针: clock wise )
暂无解析
PartIVTranslation:
I’mnotagainstusingbigwords,whenitisrighttodoso,butIhavealsolearnedthatasmallwordcanworkasmallmiracle—ifit’srightword,intherightplace,attherighttime.(PassageFour)
下列关于正常枕先露分娩机转顺序,正确的是
Thefirstparagraphisintendedto________.
翻译:
中国位于亚洲东部,是世界上人口最多的国家。中国是世界四大文明古国之一,拥有大量的中华文化光辉的古迹,此外,中国地大物博,拥有茂密的森林、雄伟壮丽的瀑布、秀丽的湖泊以及如利剑直插云霄的山峰,所有这些都令世界各国人民神往。但是,更重要的是,中国以拥有五千多年的历史而自豪,遗留下无数的历史文物,其中包括珍贵珠宝、古迹名胜、宫殿及数不尽的雄伟建筑,令人惊叹不已。这种种原因都促使中国成为许多人梦寐以求的旅游胜地。
Passage1
Questions1to5arebasedonthefollowingpassage:
DoyouwanttosaywhatyouthinkinalettertothePresidentoftheUnitedStates?You’llgetareplyfromhim—writteninink,nottyped—afteronlyafewdays.
ThePresidentgetsabout4,000letterseveryweek.HeanswerseveryonewhowritestohimonspecialWhitesHousepaper.Buthedoesn’tneedalotoftimeforit.Infact,heonlygives20minutesaweektolookathispersonalcorrespondence.Hehasthemostmodernsecretaryintheworldtohelphim.
It’scomputer,worth£800,000,whichhasitsownroomsonthefirstflooroftheWhiteHouse.IthasabankofelectronicpenswhichwritelikethePresidentwrites,inhisfavoritelightblueink.EachletterthePresidentreceivesgetsanumber,accordingtothetypeofansweritneeds.Thepensthenwritethecorrectreplyforit,accordingtothenumber.Eachlettertakeslessthanasecondtowrite.AWhiteHouseofficialsaid,“It’snotimportantthatletterscomefromacomputer.EachlettersayswhatthePresidentwantstosay.”
1.forareplyfromthePresident.
A.YouhavetowaitalongtimeB.Youonlyhavetowaitseveraldays
C.YouhavetowaitatleastonemonthD.Youonlyhavetowaitafewweeks
2.ThereplyfromthePresident.
A.isalwaysprintedB.isalwaystyped
C.isalwayswrittenininkD.isalwayswrittenbyhimself
3.Ittakesthecomputertowritetenletters.
A.nomorethantensecondsB.alittlemorethantenseconds
C.lessthantensecondsD.atleastonesecond
4.Thecomputercanbedescribedas.
A.expensivebutefficientB.possessingabeautifulhandwriting
C.heavyandinefficientD.thePresident’smostreliablesecretary
5.Itcanbeinferredfromthepassagethat.
A.thePresidentneverreadsanyletterswrittentohimbyordinarypeople
B.thePresidenthiresaveryefficientsecretarytodealwithhiscorrespondence
C.thePresidentdoesnotreallycareaboutthelettershereceiveseveryweek
D.thePresidentisassuredthatthecomputerexpresshisviewsintheletters