A subject which seems not yet______by doctors and psychologists is the influence of geography and climate on the psychological a

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问题 A subject which seems not yet______by doctors and psychologists is the influence of geography and climate on the psychological and physical health of mankind.

选项 A、to have been studied
B、to be studied
C、having been studied
D、being studied

答案A

解析首先，seem to do sth．，不是seem doing sth．，据此排除C、D。不定式完成式与句中的not yet吻合，表达the subject hasn’t been studied yet的意思。

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A subject which seems not yet______by doctors and psychologists is the influence of geography and climate on the psychological a

在职攻硕英语联考

Forbestresultswiththeleastrisk,tomatoesshouldbeplantedwhen______.

Humanprogressisgreatlyacceleratedbytheuseoflanguageinculturaltransmission;theknowledgeandexperienceacquiredby

Humansarebeginningtorealizethatraisingfoodanimalscontributessubstantiallytoclimatechange.

A、Theshopassistant.B、Themanager.C、Acustomer.D、Awatchrepairer.A

Wemusttryto______thebestofourmoralvaluesforourchildrenandgrand-children.

AdiseaseknownaschestnutblightwipedoutlargenumbersofAmericanchestnuttrees.

Humorisamosteffective,yetfrequentlyneglected,meansofhandlingthedifficultsituationsinourlives.Itcanbeusedfor

Onlymomentsafterannouncingapolicyofzerotoleranceoncellphoneuseintheclassroom,AliNazemiheardaring.Nazemi,ab

In1957,adoctorinSingaporenoticedthathospitalsweretreatinganunusualnumberofinfluenza-likecases.Influenzaissome

TheNewBusinessModelsA)Mostemergingcountriesarefondofhighlydiversifiedcompanies.India’sTataGroup,whichacco

强心苷最主要、最危险的毒性反应是()。

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当事人因人身自由受到行政机关限制而无法提起诉讼的，起诉期限应如何计算?()

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Democracyisnotanewconception.TheancientAthenians【M1】______hadademocraticsystem.TheirdemocracywasthesameasAme