下列各句中，划线的成语使用有错误的是[ ]

A．为了奥运或全运夺金，各地体育部门在手段上也到了登峰造极的地步。

B．“戒烟一小时，健康亿人行”的倡议发出后，一些烟民对此默默无闻。

C．由于国内外的问题与日俱增，众多承诺未能兑现，“超级英雄”奥巴马的光环逐渐褪色。

D．在汗牛充栋的学术著作中，大部分都是枯燥无味的高头讲章，读起来令人昏昏欲睡。

按要求完成下列各题，每空一词。

1. We should allow students to join the English club.(改为被动语态)

    Students______ ______ ______to join the English club.

2. He is too young to see this triller.(改为同义句)

    He isn't______ ______to see this triller.

3. I think she will let her parents down.(改为否定句)

    I  _____ ______she______   _____her parents down.

4. I think sixteen-year-olds should be allowed to drive.(改为一般疑问句)

    ______ ______ ______sixteen-year-olds______ ______allowed to drive?

5. I need to repair my new computer.(改为同义句)

    My new computer______ ______.