继续生产已处于衰退期的产品，企业无利可图。
参考答案：错
He was barking ____ let him in.
A．for someone to
B．in case of someone
C．so someone to
D．so that someone
没有杵状指的是
A．肺脓肿
B．支气管哮喘
C．支气管扩张
D．肺癌
E．肺心病
