4．在我看来，应立即采取必要的措施，确保良好的环境。

　　In_my_view,_necessary measures should be immediately taken to ensure a nice environment.

　　5．他救起了这个溺水的孩子，却牺牲了自己的生命。

　　He rescued the boy from drowning at_the_sacrifice_of his own life.

　　Ⅳ.完形填空

　　Xiuhtezcatl Martinez isn't a typical 16­year­old. First, there's his Aztec __1__，which is hard to pronounce. Then there's his long hair, which has never been cut.

　　But what's most __2__ about Xiuhtezcatl is not his name or how he looks. It's how he __3__ his time. While most teens are __4__ with sports, friends, and YouTube, Xiuhtezcatl is working to __5__ the planet.

　　"I call myself a warrior (勇士) for the Earth，" he says.

　　He points out that climate change is a huge and __6__ problem.

　　Xiuhtezcatl began looking for solutions when he was just a little kid. His older sisters and brothers ran a(n) __7__ group called Earth Guardians, which was started by their mom. First he sneaked (偷偷溜进) into their meetings to listen. Soon he was traveling around the country - and the world. His __8__？ To educate and inspire people to __9__ the fight against climate change.

　　Today, Xiuhtezcatl runs Earth Guardians. The group __10__ with thousands of kids around the globe. He speaks to students in classrooms about __11__ they can take to help the planet. And he writes and performs hip­hop songs about the environment.

　　Xiuhtezcatl __12__ that if many people adjust their habits, we can __13__ the causes of climate change.

　　"There are so many ways to __14__ in your own life，" he says, "__15__ changes can have a huge influence. Turn off the water and lights. Use less plastic. __16__ your own food."

　　He __17__ his message on TV, online, and through his music. And he gives speeches to world leaders and presidential candidates, asking them to use their __18__ to stop climate change.

　　"Climate change sounds scary，" Xiuhtezcatl says, "__19__ it's possible to defeat it. We can __20__ the Earth, the air, the water, and the atmosphere so my generation will live on a safe, healthy planet."

语篇解读：文章介绍了一个与众不同的十六岁男孩--地球保护勇士Xiuhtezcatl Martinez。

　　1．A.word　　　　　　　 B．name

　　C．opinion D．accent

　　解析：选B　由下文中的"about Xiuhtezcatl is not his name or how he looks" 可知，Xiuhtezcatl Martinez的"名字(name)"来自于(墨西哥)阿兹特克语，很难发音。

2．A.popular B．interesting