I______have written to him because he phoned me shortly afterwards.

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问题 I______have written to him because he phoned me shortly afterwards.

选项 A、needn’t
B、oughtn’t to
C、wouldn’t
D、shouldn’t

答案A

解析 needn’t have done sth．表示过去做了某事，但事后证明没有必要做。oughtn’t to／shouldn’t have done sth．表示过去做了不该做的事；wouldn’t have done sth．用在虚拟条件句过去时的主句中，表示如果具备了所指的条件就不会做某事。

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考博英语

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I______have written to him because he phoned me shortly afterwards.

考博英语

Thesubjectmay(beapproachedin)severaldirections,but(thescene)cannotbefully(from)any(onevantage)point.

ManypeopleinvestinthestockmarkethopingtofindthenextMicrosoftandDell.However,Iknow【21】personalexperiencehowdi

Ofalltheareasoflearningthemostimportantisthedevelopmentofattitudes.Emotionalreactionsaswellaslogicalthought

Intheprecedingchapter,economicwelfarewastakenbroadlytoconsistofthatgroupofsatisfactionsanddissatisfactionswhic

Customhasnotbeencommonlyregardedasasubjectofanygreatmoment.TheinnerworkingsofourownBrainswefeeltobeuniqu

Thelittlegirlworeaverythincoat.Asudeengustofcoldwindmadeher______.

Scientistsclaimthatairpollutioncausesadeclineintheworld’saverageairtemperature.Inordertoprovethattheory,ecol

Thewordscienceisheardsoofteninmoderntimesthatalmosteverybodyhassomenotionofitsmeaning.Ontheotherhand,its

HenryFord’sintroductionoftheassemblylinevastlyreducedthetimeittook______acar.

TheEnglish,asarace,areverydifferentfromallothernationalities,includingtheirclosestneighbors,theFrench,Belgians

家族

大漠穷秋塞草腓

下列选项中，恒牙迟萌的原因中不包括

A．保和丸B．健脾丸C．枳实消痞丸D．枳实导滞丸E．木香槟榔丸

当一个经济体的实际产出不能实现充分就业时，要增加国民收入，可采取的措施是()。

下列各项中，能够据以判断非货币性资产交换具有商业实质的有()。

人际交往的最后一个阶段是()。

一次数学考试满分为100分，某班前六名同学的平均分为95分，排名第六的同学得86分，假如每个人得分是互不相同的整数，那么排名第三的同学最少得多少分?

红山文化