河豚鱼中河豚毒素含量最多的器官或组织是（）。
A.皮肤、腮
B.肝脏、心脏
C.卵巢、肝脏
D.腮、鳍
E.鱼卵、肝脏
参考答案：C
The United Nations reports the number of _____ attacks against foreigners has decreased in the
past few days. [ ]
A. violence
B. violently
C. violent
D. interesting
某企业某月销售商品发生商业折扣10万元、现金折扣5万元、销售折让8万元。该企业上述业务计入当月财务费用的金额为( )万元。
A．15B．5C．23D．18
