阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。A Chinese sturgeon(中华鲟) was freed into the Yangt-组卷网

题型：语法填空-短文语填难度：0.65 引用次数：58 题号：19806400

阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。

A Chinese sturgeon(中华鲟) was freed into the Yangtze River in Yichang, central China’s Hubei Province on Saturday morning in March. China will free 200,000 Chinese sturgeons into the Yangtze River, the country’s 1 (long) river, as part of its efforts 2 (protect) the rare fish. According to China Three Gorges Corporation, they 3 (conduct) the release(释放)every year since 1984.

With 4 history of 140 million years, Chinese sturgeons are among the most ancient vertebrate species on earth and are under Class-A protection in China. The fish are 5 (large) protected through artificial breeding(人工繁殖), followed by release into natural environment.

Sturgeons released this year are between 6 months and 14 years old, a design aimed 6 helping the restoration of the wild population. Before the release, larger sturgeons were attached with trackers for knowing about environmental impacts on the species’ 7 (survive) in the wild, in order to inform future protection 8 (measure).

In recent years, China has worked hard in ecological protection along the Yangtze River, with a 10-year fishing ban (禁令) 9 (carry) out in key waters along the river at the beginning of 2021. Actually, China passed the Yangtze River Protection Law in December 2020, 10 provided legal support for biodiversity protection in the river.

22-23高一下·青海海东·阶段练习查看更多[1]

更新时间：2023-08-08 18:47:07 |

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【知识点】动物环境保护

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