0,1,4,9,16,()。
A.25
B.81
C.121
D.144
参考答案:A
Please don't forget ______ the flowers to Mrs Wang. It's her birthday today.[ ]
A. send
B. sending
C. will send
D. to send
负债比率越高,则权益乘数越低,财务风险越大。()