A survey of the opinions of experts ________ that three hours of outdoor exercis
题型：不详难度：来源：
A survey of the opinions of experts ________ that three hours of outdoor exercise a week ________ good for one’s health. | A．show; are | B．shows; is | C．show; is | D．shows; are |
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答案
| B |
解析
| 考查主谓一致。A survey of the opinions of experts中中心词是survey调查，抽象名词，不可数，故谓语动词用单数。下文，主语是three hours of outdoor exercise，中心词是outdoor exercise，抽象名词，不可数，故谓语动词用单数。选B。 |
举一反三
--- It’s raining hard and we can’t go picnicking today.
---If only the weather _____ fine!| A．is | B．were | C．had been | D．would be |
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One-third of the country ______ covered with trees and the majority of the citizens black people.
A. is; are B is; is C are; are D are; is |
Every athlete as well as some coaches who ____ to go to the Games ____ asked to be here before 7:30 am.| A．are; are | B．is; is | C．are; is | D．is; are |
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I feel it is you rather than the girl who ______ for being late for the speech.| A．is to blame | B．are to blame | C．is to be blamed | D．are to be blamed |
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Either you or the headmaster_______ the prizes to these gifted students at the meeting.| A．is handing out | B．are to hand out | | C．are handing out | D．is to hand out |
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