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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I______have written to him because he phoned me shortly afterwards.

考博英语

Suchquestionsshouldbeapproachedhonestlyandinfullawarenessthat______loanagreementswillcostmoneyduetocancellati

SanFrancisco______foritsmildclimate,beautifulenvironmentandmanytouristattractions,suchastheColdenGateBridgean

Theskinoftheforestkeeper______exposuretotheharshnorthwestweather.

Asatrainer,whatexactlymotivatesyoutogetupandgotoworkeachmowing?Isitmoney,recognition,affiliation,orsomethi

Whenevertwoormoreunusualtraitsorsituationsarefoundinthesameplace,itistemptingtolookformorethanacoincident

Alltypesofstressstudy,whetherunderlaboratoryorreal-lifesituations,studymechanismsforincreasingthearousallevelo

Theprizeswillbe______attheendoftheschoolyear.

Hisstrangebehaviorconfirmedhisneighborsintheir______thathewasguilty.

Ourresearchhasfocusedonadrugwhichisso______astobeabletochangebrainchemistry.

TheEnglish,asarace,areverydifferentfromallothernationalities,includingtheirclosestneighbors,theFrench,Belgians

患儿，10个月女婴，生后反应差，少哭，吃奶少，便秘腹胀来诊，查体：头发稀少干枯，发际低，肤色苍黄，眼睑水肿，脐疝。确诊此病，首选哪项检查

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下列哪项比值降低表示心血管疾病危险度加大

A．固定胸壁B．剖胸探查C．迅速封闭胸壁伤口D．抗感染E．穿刺排气减压进行性血胸的紧急处理应()。

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下列说法中，符合实际的是()。

A、 B、 C、 D、 C

[A]Theywhoknownothinglistenmore[B]Womensupportisessential[C]Womenwhocreatepink-collarindustry[D]Women:backbo

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