You_____all those calculations! We have a computer to do that sort of thing.

admin2021-04-13 37

问题 You_____all those calculations! We have a computer to do that sort of thing.

选项 A、needn’t have done
B、must not have done
C、shouldn’t have done
D、can not have done

答案A

解析本句是情态动词need后接完成时的用法。need作情态动词用时，通常用于否定句或疑问句中。 “needn’t+have+过去分词”表示“过去做了某事，但事实上没有必要做”。

转载请注明原文地址:https://jikaoti.com/ti/i6DMFFFM

专业英语四级

相关试题推荐

AHealthyMixofReading,WritingandTechnologyTechnologyhasinfluencedstudents’learninginthefollowingaspects:I.A
thefamilyfarmers此处是关于经济问题的第二个例子：“‘TroubleintheFields’alsodescribesthedifficultiesfacedbythefamilyfarmers.”，可知这首歌主要描
[A]benefits[B]different[C]eventually[D]instruments[E]moving[F]multiple[G]unsalaried[H]number[I]paid[J]
Asmoreandmorepeopletravel,workorstudyabroad,moreattentionisbeingfocusedonhowtotreatculturaldifferences.Shou
A、Shelikesburgersbest.B、Shenevereatsspaghetti.C、Shelikestoeatcauliflower.D、Sheeatswhatisthoughthealthy.A选项都是关
"Everythingisgoingtobefine,"mymothersaid,______meonthehead.
Inthesentence"Hedideverythingpossibletohelpus",theitalicizedwordisusedtomodify
A、Thesportsplayedinsummer.B、Thesportsplayedindoors.C、Theinfluenceofgreatathletes.D、Theinfluenceofgovernmentsan
Somepeoplethinkthatthegovernmentshouldestablishfreelibrariesineachtown.Others,however,believethatitisawaste
Inthisexperiment,theyarewakenedseveraltimesduringthenight,andaskedtoreportwhatthey______.

随机试题

甲15岁，精神病人。关于其监护问题，下列表述正确的是()
A．中焦病证B．阳明经证C．营分证D．少阴病证E．下焦病证手足蠕动，瘛疚，舌绛少苔，脉细数，其证候是
女，9岁，学生，1月底因突起高热、剧烈头痛、恶心伴非喷射性呕吐1次入院。体检:神清，全身皮肤散在瘀点、瘀斑，颈项抵抗，心率120次/分，两肺无异常，腹软无压痛。化验检查:血白细胞计数20×109/L，中性粒细胞0.89，淋巴细胞0.05，单核细胞0.06
重度一氧化碳中毒患者的血液碳氧血红蛋白浓度应该是
由于某化工厂长期排污，该厂周边方圆一公里内的庄稼蔬菜生长不良、有害物质含量超标，河塘鱼类无法繁衍，该地域内三个村庄几年来多人患有罕见的严重疾病。根据《环境保护法》的规定，下列哪一选项是错误的?()
土地法的调整方法取决于土地法的调整对象。()
《2000年通则》C组贸易术语与其他务各组贸易术语的重要区别之一是()。
使用白盒测试方法时，设计测试用例应根据()。
Animportantlecture________tomorrow,theprofessorhastostayuplateintothenighttoprepareforit.
傣族(theDaiNationality)是中国少数民族之一，主要居住在云南省的西双版纳。傣族历史悠久，在不同时期有不同的名称。傣族自称是“傣”，意为酷爱自由与和平的人。新中国成立后，正式将该民族定名为傣族。傣族人口约有120万，绝大多数的傣族人都信仰

最新回复(0)

You_____all those calculations! We have a computer to do that sort of thing.

专业英语四级

AHealthyMixofReading,WritingandTechnologyTechnologyhasinfluencedstudents’learninginthefollowingaspects:I.A

thefamilyfarmers此处是关于经济问题的第二个例子：“‘TroubleintheFields’alsodescribesthedifficultiesfacedbythefamilyfarmers.”，可知这首歌主要描

[A]benefits[B]different[C]eventually[D]instruments[E]moving[F]multiple[G]unsalaried[H]number[I]paid[J]

Asmoreandmorepeopletravel,workorstudyabroad,moreattentionisbeingfocusedonhowtotreatculturaldifferences.Shou

A、Shelikesburgersbest.B、Shenevereatsspaghetti.C、Shelikestoeatcauliflower.D、Sheeatswhatisthoughthealthy.A选项都是关

"Everythingisgoingtobefine,"mymothersaid,______meonthehead.

Inthesentence"Hedideverythingpossibletohelpus",theitalicizedwordisusedtomodify

A、Thesportsplayedinsummer.B、Thesportsplayedindoors.C、Theinfluenceofgreatathletes.D、Theinfluenceofgovernmentsan

Somepeoplethinkthatthegovernmentshouldestablishfreelibrariesineachtown.Others,however,believethatitisawaste

Inthisexperiment,theyarewakenedseveraltimesduringthenight,andaskedtoreportwhatthey______.

甲15岁，精神病人。关于其监护问题，下列表述正确的是()

A．中焦病证B．阳明经证C．营分证D．少阴病证E．下焦病证手足蠕动，瘛疚，舌绛少苔，脉细数，其证候是

重度一氧化碳中毒患者的血液碳氧血红蛋白浓度应该是

由于某化工厂长期排污，该厂周边方圆一公里内的庄稼蔬菜生长不良、有害物质含量超标，河塘鱼类无法繁衍，该地域内三个村庄几年来多人患有罕见的严重疾病。根据《环境保护法》的规定，下列哪一选项是错误的?()

土地法的调整方法取决于土地法的调整对象。()

《2000年通则》C组贸易术语与其他务各组贸易术语的重要区别之一是()。

使用白盒测试方法时，设计测试用例应根据()。

Animportantlecture________tomorrow,theprofessorhastostayuplateintothenighttoprepareforit.