【简答题】先天愚型最普遍的情形是 [填空(1)] 。A. 第二十一对染色体异常
【多选题】纸币是由国家发行的强制使用的价值符号,这就是说( )
B.
纸币的面值(如1元,5元,10元,50元.)是由国家决定的
【单选题】Be quick. __________ you’ll miss the early bus.
【单选题】She explained why she couldn't leave for America, ___________ ?
【单选题】The security judge was very _________ when she explained that the driving licence was necessary for her work .
【单选题】Is this the reason ________ she explained in the report for her success in the job? [ ]
【简答题】纸币是由国家发行并强制流通的( ),它代表贵金属货币执行流通手段职能。
【单选题】Be quick, ___________ you’ll miss the early bus.