Noting a (i)______of robins around his home, the bird-watcher wondered whether t

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问题 Noting a (i)______of robins around his home, the bird-watcher wondered whether this reflected an overall (ii)______in this species’ population.

选项

答案 A，D

解析逗号说明前后同义重复。两空联动，同义重复。dearth缺少／稀少，spate大量，jumble混乱；diminution减少，uniformity一致(性)，stability稳定(性)。答案选AD。

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Notinga(i)______ofrobinsaroundhishome,thebird-watcherwonderedwhethert