肾癌出现血尿时，说明肿瘤已发展到（）
A.侵及肾盏肾盂
B.穿破肾包膜
C.血行转移
D.淋巴转移
E.已有癌细胞种植于膀胱
参考答案：A
In relation to s.270 of the Securities and Futures Ordinance (Cap 571):
(a) State the circumstances under which insider dealing in relation to a listed corporation takes place. (7 marks)
能给企业带来经济利益的资源，就应确认为企业的一项资产。( )
