A survey of the opinions of experts ________ that three hours of outdoor exercise a week ______...
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解决时间 2021-04-04 22:42
- 提问者网友：杀手的诗
- 2021-04-04 04:51
A survey of the opinions of experts ________ that three hours of outdoor exercise a week ______...
最佳答案
- 五星知识达人网友：执傲
- 2021-04-04 05:28
| B |
| 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。 |
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