基因型为AaBb的个体不可能产生的配子是[ ]
A.AB
B.ab
C.Bb
D.aB
答案:C
—Are you sure you can do well in tomorrow's test, Lucy?
—______. I've got everything ready. [ ]
A. It's hard to say
B. I'm afraid not
C. I think so
D. I hope not
某银行的核心资本为100亿元人民币,附属资本为50亿元人民币,风险加权资产为1500亿元人民币,则其资本充足率为( )。
A.
B.
C.