支气管哮喘与喘息型慢性支气管炎的主要鉴别依据是
A．咳粉红色泡沫样痰B．呼吸困难C．肺部啰音D．有多年咳嗽、咳痰E．支气管镜检查
参考答案：D
句型转换
小题1:Climbing is not so dangerous as diving. (保持句意基本不变)
Diving is ____________ _________ ___________ climbing.
小题2:Millie is more hard-working than any other student in her class.(保持句意不变)
Millie is _________ __________ ________ ___________ in her class.
小题3:I need two more people to help me clean the classroom.(保持句意不变)
I need ______ ______ ________ to help me clean the classroom.
通过对合作机构的资产负债表的分析，能够获取的参考指标不包括()。
A．速动比率
B．流动比率
C．资产负债率
D．利润率
