( )是大公司为了筹措资金,以贴现的方式出售给投资者的一种短期无担保信用凭证。
A.同业拆借
B.商业票据
C.银行承兑汇票
D.回购协议
参考答案:B
The latest model of this laptop, ________ appearance remains unchanged, works much faster than
the old one.[ ]
A. though
B. which
C. of which
D. whose
当打开多个窗口时,只有一个窗口是当前活动窗口。