题号 | 题目内容 | 耗时/秒 | 平均正确率 | 操作 | |
---|---|---|---|---|---|
SC-9a92uh |
As rainfall began to decrease in the Southwest about the middle of the twelfth century, most of the | 130 | 65% | ||
SC-a0d2vh |
Yellow jackets number among the 900 or so species of the world's social wasps, [u]wasps living in a | 130 | 68% | ||
SC-ec92wh |
El Nino, the periodic abnormal warming of the sea surface off Peru, [u]a phenomenon in which changes | 130 | 80% | ||
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