单项选择题A．smart kids should be allowed to skip grades for further developmentB．children should stay within the same group, however smart they may beC．parents’ complaints are important in deciding grade skippingD．children can skip piano class, but not reading or algebra class

单项选择题A．paying too little attention to this issueB．following the US too closelyC．too much confidence about its own abilityD．lack of experience of terrorist attack

单项选择题A．explore how nose worksB．find ways to treat deformed nosesC．study the relation between nostrils and smelling powerD．find ways to deal with smelling problems

填空题make reading entertaining fun interesting

填空题equate→equates