One hundred years______not a very long period of time in human history, though only a few people can live that long.

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问题 One hundred years______not a very long period of time in human history, though only a few people can live that long.

选项 A、is
B、are
C、has been
D、have been

答案A

解析表示时间、距离、重量、价格的复数名词做主语时，谓语动词一般用单数。

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成人本科学位英语

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One hundred years______not a very long period of time in human history, though only a few people can live that long.

成人本科学位英语

Onereasonmaybethatinspringman’smentalabilitiesareaffectedbythesamefactorsthatbringaboutgreatchangesinalln

(Havingbeen)finished(his)breakfast,(he)wentout(for)awalk.

Hedoesn’t(say)inhisletter(that)he’sgoingto(beback)(ornot).

Eagerlywatchingthechild’sacquisitionofnewskills______.Inmoralmatters,parentsshould______.

Heissaidto______theoldcoupleformorethantenyears.

"Hightech"and"stateoftheart"aretwoexpressionsthatdescribeverymoderntechnology.Hightechisjustashorterwayof

(Asearlyas)(the12thcentury)boys(in)Englandenjoyed(toplay)football.

Buttherearesignsthattheareaisgettingmoretouriststhanitcanhandle.

Wehavenotdecidedwhichhotel______.

Formanypeopletoday,readingisnolongerrelaxation.Tokeepuptheirworktheymustreadletters,reports,tradepublication

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