题干

俄罗斯的切尔诺贝利的核电站事故造成的辐射污染波及了白俄罗斯、俄罗斯及乌克兰的大片领土.各类辐射病、癌症、神经紧张、居民被迫疏散等后斯影响还深深的留在人们的心中.有的同学提出,既然核电站有这么大的危害,就不用建造核电站.你认为这种观点合理吗?提出你的看法.

上一题 下一题 0.0难度 选择题 更新时间:2019-10-04 12:17:15

答案(点此获取答案解析)

解:不合理.

理由:核电站应用了重核的裂变来释放能量,使用的燃料具有放射性,对人有一定的危害性;但只要合理操作,加强防护是可以避免事故发生的;

同时,核电站具有不会污染大气,用量较小,燃料运输方便等优点;

在使用中只要能注意防护,一些事故是可以避免的.

同类题2

根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

    Although most games have winners and losers, the goal of sports is not to win every game. The real goals include getting exercise, having fun, and learning important social skills, like sportsmanship.

    Good sportsmanship is all about respect. Good sports (具有运动家品格的人) respect the other players on their team. They respect the players on opposing teams. They respect coaches, and they also respect the referees or other officials involved in their games.____ They shout at their teammates and they talk back to coaches or referees.

    Kids usually learn sportsmanship ─ good and bad ─ from the adults in their lives.____ If parents and coaches show disrespect to other fans, referees, or each other, kids will likely act the same way on the field.

    ____ Some of them are very basic and easy to do, like shaking hands with other players before a game. Other examples may take a little more courage, such as acknowledging a great play made by the opposing team.

    Learning good sportsmanship is important because it helps you develop an attitude of graciousness (礼貌) and respect that will carry over into all the other areas of your life! ____ Being a good sport in the classroom will eventually lead to being a good sport in the workplace.

    So be a good sport in whatever you do! ____ When others see you acting in a way that makes it clear that winning isn't the most important thing, you can move on to focusing on the important things, like having fun, getting exercise, and improving your skills.

A. Good sportsmanship can be shown in many ways.

B. On the contrary, bad sportsmanship is all about disrespect.

C. The example you set can be a powerful teaching tool for others.

D. Players 'parents and coaches set examples that kids tend to follow.

E. We can be good sports by encouraging others but not laughing at them.

F. Starting as a good sport earlier will help you be a good sport as you get old.

G. If you're a good sport on the field, you'll also likely be a good sport in the classroom.