下述中不属于临终老人胃肠道变化的是( )。
A．腹胀
B．小便失禁
C．大便失禁
D．昏睡
参考答案：D
_____ of the danger in the street at night, she had to go home, with a friend _____ her.
A．Warned; followed
B．Warned; following
C．Having warned; followed
D．Having warned; following
自由竞争和生产集中的关系是（）
A．自由竞争引起生产集中
B．生产集中引起自由竞争
C．自由竞争限制了生产集中
D．生产集中消灭了自由竞争
