“一个超级大国垮了，另一个超级大国被削弱”是20世纪80年代末90年初国际形势的真实写照，这个“垮了”的“超级大国”是（　　）

隐性性状是指不表现出来的性状．（判断对错）

2015年，我国财政工作应主动适应经济发展新常态，努力促进国民经济平稳健康发展。下列属于合理财政措施的有（     ）

①适度提高财政赤字率→加大公共财政支出→扩大内需→拉动经济增长

②下调增值税、营业税起征点→企业税负减轻→生产扩大→促进经济发展

③实施积极财政政策→扩大国债发行规模→投资增加→刺激经济增长

④降低人民币存贷款基准利率→增加市场货币流通量→消费扩大→拉动经济增长

一个健康人若进食较多的糖和食盐，则他排除的尿液中葡萄糖和盐分的含量是（  ）

     Tom and Mike are good friends. They are good with children. They want to find jobs in summer vacation. This Friday Tom tells Mike that Sunson School Trip needs teachers to help with sports, music and computer. Mike is glad to know that.
    Tom can play basketball, volleyball, and he can swim. Mike can play the violin, the trumpet, the drums and the guitar, and he can swim,too. Tom and Mike like computers very much. Can they join Sunson School Trip?