摘要
阅读短文,从方框内所给的选项中选出可以填人空白处的最佳选项,其中有一个多余选项。The Yangtze River is the longest river in China.For thousands of years,a lot of people have made their living along the river.(1)____However,since January 1,2020,China has begun a 10-year ban(禁令)on fishing in conservation areas(保护区)along the Yangtze River.And from January 1,2021,fishing is not allowed in all natural waterways of large lakes connected to the Yangtze River such as the Dongting and Poyang Lake for 10 years.
