任务三 信息还原
阅读下面短文，从所给选项中选出能填入空白处的最佳选项，使短文通顺，结构完整，其中有一项是多余选项。
The Yangtze River is the longest river in China and the third longest river in the world. (1) It is about 6,300 kilometres long. It starts from the Tanggula Mountains and runs through some provinces including Qinghai, Xizang, Sichuan, Yunnan and so on. (2) During the long history of ancient China, this river helped feed(养活) millions of people and develop amazing cultures. The important cities such as Shanghai and Nanjing are sitting along the river.
(3) In the past, the water in it was clean but now it is dirty. A lot of fish died because of water pollution. Luckily, people realized the importance of protecting the Yangtze River. A programme was set up in 1989 to protect the water and land around the river. It was successful and it helped improve the environment. (4) It helps protect white-flag dolphins, one of the rarest animals in the world. The number of white-flag dolphins in China dropped because of the pollution in the Yangtze River. (5) However, we still have a long way to go to protect the great river. Let's work together to help our Mother River become as clean as it used to be.
A. So far, we've made some achievements.
B. Finally, it runs into the ocean in Shanghai.
C. The other programme is about environmental protection.
D. However, the Yangtze River also faces some problems.
E. A great programme teaches children about endangered animals.
F. It is just after the Nile in Africa and the Amazon in South America.
阅读下面短文，从所给选项中选出能填入空白处的最佳选项，使短文通顺，结构完整，其中有一项是多余选项。
The Yangtze River is the longest river in China and the third longest river in the world. (1) It is about 6,300 kilometres long. It starts from the Tanggula Mountains and runs through some provinces including Qinghai, Xizang, Sichuan, Yunnan and so on. (2) During the long history of ancient China, this river helped feed(养活) millions of people and develop amazing cultures. The important cities such as Shanghai and Nanjing are sitting along the river.
(3) In the past, the water in it was clean but now it is dirty. A lot of fish died because of water pollution. Luckily, people realized the importance of protecting the Yangtze River. A programme was set up in 1989 to protect the water and land around the river. It was successful and it helped improve the environment. (4) It helps protect white-flag dolphins, one of the rarest animals in the world. The number of white-flag dolphins in China dropped because of the pollution in the Yangtze River. (5) However, we still have a long way to go to protect the great river. Let's work together to help our Mother River become as clean as it used to be.
A. So far, we've made some achievements.
B. Finally, it runs into the ocean in Shanghai.
C. The other programme is about environmental protection.
D. However, the Yangtze River also faces some problems.
E. A great programme teaches children about endangered animals.
F. It is just after the Nile in Africa and the Amazon in South America.
答案：(1)F (2)B (3)D (4)E (5)A
解析：
1. 空前句提到长江是世界第三长河，F选项说明它的排名仅次于非洲尼罗河和南美洲亚马逊河，刚好对应“世界第三长”的表述，衔接自然。
2. 空前句介绍长江的发源地和流经的多个省份，B选项“最后它在上海汇入海洋”顺着长江的流向完成流程描述，逻辑连贯。
3. 空后内容开始介绍长江水污染、鱼类死亡的负面现状，D选项“然而，长江也面临一些问题”起到承上启下的转折作用，引出下文的问题。
4. 空后内容提到该项目帮助保护珍稀动物白鳍豚，E选项“有一个很棒的项目向孩子们科普濒危动物的相关知识”和后文保护濒危动物的内容对应，衔接通顺。
5. 空后用转折词“然而”说明保护长江仍有很长的路要走，A选项“到目前为止，我们已经取得了一些成就”和后文的转折逻辑匹配，过渡合理。
多余选项为C。
2. 空前句介绍长江的发源地和流经的多个省份，B选项“最后它在上海汇入海洋”顺着长江的流向完成流程描述，逻辑连贯。
3. 空后内容开始介绍长江水污染、鱼类死亡的负面现状，D选项“然而，长江也面临一些问题”起到承上启下的转折作用，引出下文的问题。
4. 空后内容提到该项目帮助保护珍稀动物白鳍豚，E选项“有一个很棒的项目向孩子们科普濒危动物的相关知识”和后文保护濒危动物的内容对应，衔接通顺。
5. 空后用转折词“然而”说明保护长江仍有很长的路要走，A选项“到目前为止，我们已经取得了一些成就”和后文的转折逻辑匹配，过渡合理。
多余选项为C。