计算机网络安全是指利用管理和技术措施,保证在一个网络环境里,信息的()受到 保护。
B
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PartIVTranslation:
IthasabankofelectronicpenswhichwritelikethePresidentwrites,inhisfavoritelightblueink.(PassageOne)
Duringthesetenyears,manynewmethodshavebeen___inthefieldofforeignlanguageteaching.
PartIIICloze
Directions:Therearetwentyblanksinthefollowingpassage.Foreachblanktherearefourchoices.ChoosetheonethatbestfitsintothepassageandthenmarksyouranswerontheAnswerSheet.
Whatmakesachildspeakalanguagehaslongbeenapuzzletolinguists.61speaking,therearetwoschoolsoflinguists,bothofwhomtrytoexplain62achildpicksupalanguagesoeasily.Thefactthatachildpicksalanguage63is64:Atoneyearold,achildisabletosay“bye-bye”;attwo,heisabletousefifty;bytherehebeginsto65tenses.ThefamousAmericanlinguistNoamChomsky66thathumanbeinghaveasortofbuilt-insystemforlanguageuse,andthatthe67is68.Childrenarenottaughtlanguage69theyaretaughtarithmetic.Otherlinguists,70,holdtheviewthatachildlearns71ofhislanguagefromthehintsintheenvironment.72,theoristsofbothschools73thatthereisabiologicalbasisforlanguageuse.The74iswhichismoreimportant,theinnerabilityortheenvironment.Thisiscertainlyafield75tobeexplored.Researchersfrombothschoolsarebusyfindingevidenceto76theirowntheory,but77sideispersuadingtheother.
Itseemsthatinorderto78whyachildlearnsalanguagesoeasily,wehaveto79thejointeffortsofbothschools.Somelinguist,likeDeVilliers,hasrecognizedthevalueofcooperation,and80linguistsofbothsidestoworktogether.
61.A.SurprisinglyB.PersonallyC.ProperlyD.Roughly
62.A.thatB.whenC.whyD.how
63.A.independentlyB.naturallyC.withouthelpD.withease
64.A.confusingB.surprisingC.questionedD.suspected
65.A.masterB.studyC.haveD.get
66.A.doubtsB.believesC.realizesD.criticizes
67.A.helpB.teacherC.environmentD.hint
68.A.quiteessentialB.veryimportantC.notnecessaryD.onlysecondary
69.A.asB.forC.whenD.though
70.A.inparticularB.asaresultC.howeverD.therefore
71.A.alittleB.someC.nothingD.most
72.A.BeforeB.FromnowonC.JustnowD.Bynow
73.A.suspectB.disagreeC.agreeD.realize
74.A.caseB.argumentC.problemD.question
75.A.waitingB.planningC.neverD.unlikely
76.A.provideB.createC.supplyD.support
77.A.notaB.oneC.neitherD.either
78.A.findoutB.ruleoutC.searchforD.lookfor
79.A.getridofB.trustinC.relyonD.persistin
80.A.orderedB.criticizedC.challengedD.urged
AsurveywascarriedoutonthedeathrateofthosewhowereinfectedbySARS,________weresurprising.
这些年来,国产相机在国内市场的占有率逐渐减少,经研究发现:国外相机的广告比国内相机的广告更能吸引消费者的关注。因此,国产相机制造商计划通过改进广告改变商品形象,以增加市场占有率。以下哪项为真,将最不利于国产相机制造商上述计划的成功?
根据法律规定,负责召集每届全国人民代表大会一次会议的是
若线性方程组AX=0只有零解,则线性方程组AX=b().
下面对屈原的评述,不恰当的是
宪法的制定和修改程序一般是:
IheardthatyoureallyhadawonderfultimeatJohn'sbirthdayparty,_____?
宪法规定,人民行使国家权力的机关是()。
助人自助是社会工作的重要目标。助人自助的含义是()。
近年来中国制造的成本不断上升,美国波士顿咨询集团的调研数据显示,中国制造的成本己接近美国。以美国为基准(100),中国制造指数是96,也就是说,同样一件产品,在美国制造成本是1美元,在中国制造则需要0.96美元。尽管中国的人力成本有所上升,但中国工人的收入明显低于美国同行业工人的收入。如果以下哪项陈述为真,能够最好地解释上述看似矛盾的现象?