2017年电大《大学英语》B电大网考试题及答案（九）

《2017年电大《大学英语》B电大网考试题及答案（九）》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、2017年电大《大学英语》B电大网考试题及答案（九）一、交际英语1、--Excuseme,butcanyoutellmethewaytothepostoffice？--_____ A：Don'taskthat. B：Sorry,I'mastrangerhere. C：No,Ican'tsaythat. D：No,you'redrivingtoofast.答案： B2、Wearesureofwinningthematch.______________.We'llmeetatthematch. A：Soarewe B：Ithinkso C：Don'tbesosure D：It'so

2、utofquestion答案： C3、－Howdoyoudo? －_____        A：Howareyou? B：Goodafternoon.  C：I'mfine. D：Howdoyoudo?答案： D4、-Marilyn,I'mafraidIhavetobeleavingnow.-____________ A：Thatsoundswonderful. B：Oh,soearly? C：Notatall. D：Goodluck!答案： B5、-Madam,doallthebusesgodowntown?-             A：Wow,yougottheidea.

3、 B：No,nevermind. C：Prettywell,Iguess. D：Sorry,I'mnewhere.答案： D二、阅读理解1、   Computerscaninjureyou.Mostotherinjurieshappensuddenly.Forexample，ifyoufalloffabikeandbreakyourarms，ithappensveryquickly.Butcomputerinjurieshappenslowly.   Youprobablyknowhowtorideabikesafely.Nowlearntouseacomputersafely

4、.   Youreyes   Toomuchlightcaninjureyoureyes，soneversittooclosetoacomputerscreen.Youreyesshouldbeatleast 50cm fromthescreen.Remembertolookawayfromitsometimes.Thisgivesyoureyesarest.   Whenyouuseacomputer,thewindowshouldbeonyourleftoryourright.Ifitisbehindyou,thelightwillreflecton(反射)thescree

5、n.Ifthewindowisinfrontofyou,thesunandthescreenwillbothshineintoyoureyes.    Yourhandsandwrists   Handandwristinjuriescanhappenbecausethehandsandwristsaremovedinthesamewayhundredsoftimes.Ifyouuseakeyboardforalongtime，followthesethreerules:1)Restyourwristsonsomething.2)Keepyourelbows(肘)atthesa

6、meheightasthekeyboard.3)Stopsometimesandexerciseyourhands，wristsandfingersinadifferentway.    Yourback   Somepeoplesitformanyhoursinfrontofacomputer.Ifyousitinthewrongway，youcaninjureyourbackoryourneck.Soyoushouldsitwithyourbackstraight.Thetoppartofthescreenshouldbeinfrontofyoureyes.Yourfore

7、arms，wrists，handsandtheupperpartofyourlegsshouldallbeparallel(平行)tothefloor.Ifyouaresittingforalongtime，getupevery30minutesandexerciseyourarms，legsandneck.   Enjoyyourcomputer，butuseitsafely.(1)、Acomputerscreenmayinjureyoureyesifyoureyesaretooclose