鸦片战争爆发的根本原因是( )
A.虎门销烟
B.清政府实行闭关政策
C.英国决意用武力打开中国市场
D.中国人民的禁烟运动
答案:C
______ a personal note, I believe that cloning human embryos with the intention of destroying them
shows no respect _______ human life.[ ]
A. In; to
B. For; at
C. Of; towards
D. On; for
淘宝网的运营模式是()
A、商户对商户
B、商户对个人
C、个人对个人
D、个人对商户