用补码表示一个32位带符号的整数,其数值范围是
A.-231~231-1
B.-232~232
C.-232~232-1
D.-231-1~231
参考答案:A
以下哪种金融工具不是货币市场基金不得投资对象?()
A.股票
B.可转换债券
C.剩余期限超过397天的债券
D.流通部受限的证劵
She unspeakable trouble while she considered all these questions.
A.suffered from
B.suffered
C.meet
D.meets with