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国开电大24秋季理工英语3 单元自测5(预备知识:Unit 5;10分)

时间:2024-12-11 09:28来源:未知 作者:admin 点击:
1.(单选题)—Youalwaysshoponline.Isitreallyreliable—__________ A.It is changeable. B.As long as you are careful, online shopping is trustworthy. C.Good luck to you. 正确答案:B.As long as you are careful, online shopping is trustworthy. 2.(
1.(单选题)—Youalwaysshoponline.Isitreallyreliable—__________
A.It is changeable.
B.As long as you are careful, online shopping is trustworthy.
C.Good luck to you.
正确


2.(单选题)—Haveyouevershoppedonline
—______.
A.Yes,I do.
B.Quite often .It is very convenient,saving me a lot of time.
C.Certainly.
正确


3.(单选题)Wemust______unnecessaryexpense.
A.abolish
B.cancel
C.eliminate
正确


4.(单选题)_______hadthebellrung_______thestudentstooktheirseats.
A.Hardly;when
B.No sooner;when
C.Hardly;than
正确


5.(单选题)He______withhiswifeonhouseholdexpenses.
A.argued
B.debated
C.disputed
正确


二、阅读理解:阅读下面的短文,根据文章内容从A、B、C、D三个选项中选出一个最佳选项。Whiletherearestillmanypeoplewhodon'tfeelcomfortableusingacreditcardtobuyovertheInternet,e-commerceisabsolutelyheretostay.IfyoutakeafewprecautionsbuyingovertheInternetcanactuallybesaferthanusingyourcreditcardinarestaurant.Justasyoushouldnoticeyoursurroundingsandsuspicious-lookingpeoplewhenwithdrawing(提取)moneyfromanATM,youshouldknowhowtorecognizethewarningsignsofInternettricksandtakestepstoavoidbeingavictimwhenshoppingonline.Herearesomegoodtipstorememberwhenshoppingonline:Beforesubmittingyourpersonalinformationtoasite,trytofindouthowtheinformationmaybeusedandwhetheritwillbesoldtoorsharedwithotherbusinesses.Ifyoudon'tlikewhatyouread,shopsomewhereelse.Don'tprovidepersonalinformationsuchasaddress,telephonenumber,socialsecuritynumber,ore-mailaddressunlessyouknowwhoyouareprovidingtheinformationfor,whyit'sbeingrequested,andhowitwillbeused.Useacreditcard,notadebitcard(借记卡)forshoppingontheinternet.Debitcardsdon'thavethesameprotectionascreditcards.Carefullyreviewyourcreditcardandbankstatementeachmonthforunknownchargesandinformyourcreditcardcompanyorbankimmediatelyifyounoticeanychargesyoudidn'tknowabout.Cleanyourcomputerwithfreeonlinesoftwarethatdetectsspy-wareandinstallafirewall(防火墙)toensurethesitesyoushopondon'tinstallspy-wareonyourcomputer.1.Whileshoppingonline,youshould《在此填空1》A.besurenobodyisstandingbesideyouB.onlyshopatthesitethatyouhaveoftenvisitedC.findouthowthepersonalinformationwillbeusedD.neverprovidepersonalinformation2.Accordingtothepassage,ifyoufindyourcreditcardhasunexplainedcharges,youshould《在此填空2》A.tellyourcreditcardcompanyassoonaspossibleB.changeyourcreditcardcodenumberimmediatelyC.checkallthewebsitesyouhavevisitedD.useadebitcardinsteadofacreditcard3.Theunderlinedword"precaution"inParagraphOnemeanssomethingdoneto《在此填空3》.A.makesuspicious—lookingpeoplegoawayB.protectyouagainstlossorpossibledangersC.remindyoutoobeytheruleswhensoppingonlineD.avoidbeingcheatedwheneatinginarestaurant4.Whatisnotadvisedbythewriterwhenshoppingonline《在此填空4》A.Usingcreditcards.B.Installingafirewall.C.Visitingfamouswebsites.D.Beingverycareful.5.What'sthewriter'spurposeinwritingthispassage《在此填空5》A.Tosuggestanewwayofshopping.B.Totellustheadvantagesofshoppingonline.C.Totellushowtoshopsafelyonline.D.Totellushowtoavoidbeingcheated.
1.
A.A
B.B
C.C
D.D

2.
A.A
B.B
C.C
D.D

3.
A.A
B.B
C.C
D.D

4.
A.A
B.B
C.C

5.
A.A
B.B
C.C
D.D

正确答案:1:C、2:A、3:B、4:C、5:C

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