Unit11.自从有了移动电话后，他再也没有给朋友写信了。(nolonger)Hehasnolongerwrittentohisfriendseversincehegotamobilephone.2.尽管很忙，他每天至少花两小时上网(surftheInternet)，了解这个领域的最新动态。(eventhough)Eventhoughheisverybusy,hespendsatleasttwohourseverydaysurfingtheInternetinordertoknowaboutthelatestdevelopmentsinthisfield.3.李教授在毕业典礼上作了一个简短的讲话，他的话深深铭刻在我的记忆中。(impressupon)ProfessorLigaveashortspeechatthecommencement.Hiswordswere/Whathesaidwasstronglyimpresseduponmymemory.4.讲到期末考试，学生们一点儿都不紧张，他们满脸都是自信。(confidence)Talkingofthefinalexams,thestudentswerenotnervousatall.Therewasfullconfidenceoneveryone'sface.5.在30分钟内写出一篇约100个词的短文，对于他们班大多数学生来说不过是小菜一碟。(snap)Towriteashortpassageofabout100wordsin30minuteswouldbeasnaptomoststudentsintheirclass.Unit21.他的生活经历在他的学术生涯(academiccareer)中一直扮演着一个重要角色。(playarolein)Hislifeexperienceshavealwaysbeenplayinganbigroleinhisacademiccareer.2.那家餐厅最近已经延长了营业时间。(extend)Therestauranthasrecentlyextendeditsopeninghours/businesshours.3.我刚刚读完一本从一种新的视角研究莎士比亚(Shakespeare)的有趣的书。(approach)I'vejustreadaninterestingbookwhichhasanewapproachtoShakespeare.4.随着电子邮件的广泛应用，垃圾邮件(spam/junkemail)问题已引人们的极大关注。(issue/problem,drawmuchconcern)Withthewideuseofemail,theissueofspamhasdrawnmuchconcern.5.传统教育比起网络教育来对于学生和教师之间的交流和互动有着更多的限制。(communicationandinteraction,limitation)Intraditional/conventionaleducationtherearemorelimitationsoncommunicationandinteractionbetweenteachersandstudentsthanthereareinonlineeducation.Unit31.这钢琴有些不对劲，但是我无法说清楚。(putone'sfingeron)Somethingiswrongwiththepiano,butIcan'tputmyfingeronwhatitis.2.这条裤子不但太大，而且也与我的夹克不相配。(apartfrom)Apartfrombeingtoolarge,thetrousersdon'tmatchmyjacket,either.3.不论理由是什么，反正我喜欢流行音乐。(whatever)Ilovepopmusic,forwhateverreasons.4.他对外国文化怀有浓厚的兴趣，经常博览群书以寻找有用的信息。(browsethrough)Hehasgreatinterestinforeigncultures,oftenbrowsingthroughpilesofbookstolookforanyusefulinformation.5.在是否要创办一个新社团的问题上，我们意见很不一致。(vary)Opinionsonwhetherweshouldopenupanewsocietyvaryagreatdeal.Unit41.我已经把我的简历和附函传真给了那家公司，但尚未收到回复。(resume,coverletter,fax)Ihavefaxedmyresumeandacoverlettertothatcom