以下各项中，哪些会导致行社所有者权益的增加。（）
A、收入
B、股东投入资本
C、利得
D、分配股利
参考答案：A, B, C
Mr. Jenkins has been busy with his work these days and seldom _________ to come over to have a chat with me.
A．has he time
B．does he have time
C．hasn’t he time
D．doesn’t he have time
[28~32]可鉴别的药物
水解后重氮化-偶合反应（）
A.维生素A
B.贝诺酯
C.地西泮
D.可待因
E.维生素B1
