8.【2020 •山西省】—In May, President Xi Jinping spoke highly of the great changes of the Fenhe River in Taiyuan. I wonder ________.
—Everyone should play a part in making it cleaner and clearer.
A. which places he visited B. how we can protect the river C. why such changes have taken place
【答案】B
【解析】句意：——五月，习近平主席高度赞扬了太原汾河的巨大变化。我想知道我们能如何保护这条河。——每个人都应该在使它更干净和更清洁方面发挥作用。考查宾语从句。which places he visited他参观了哪些地方；how we can protect the river我们该如何保护这条河；why such changes have taken place为什么发生如此么多的变化。根据句意及空前的I wonder可知，空处应该是宾语从句；根据回答“Everyone should play a part in making it cleaner and clearer. 每个人都应该在使它更干净和更清晰方面发挥作用”可知，此处是问如何保护这条河，引导词用how。故选B。
—Everyone should play a part in making it cleaner and clearer.
A. which places he visited B. how we can protect the river C. why such changes have taken place
【答案】B
【解析】句意：——五月，习近平主席高度赞扬了太原汾河的巨大变化。我想知道我们能如何保护这条河。——每个人都应该在使它更干净和更清洁方面发挥作用。考查宾语从句。which places he visited他参观了哪些地方；how we can protect the river我们该如何保护这条河；why such changes have taken place为什么发生如此么多的变化。根据句意及空前的I wonder可知，空处应该是宾语从句；根据回答“Everyone should play a part in making it cleaner and clearer. 每个人都应该在使它更干净和更清晰方面发挥作用”可知，此处是问如何保护这条河，引导词用how。故选B。
