患者高血压十多年，近2年来常在活动时感气促，休息可缓解，今日与邻居争执中突然出现明显气促，咳粉色泡沫痰，脸色苍白，大汗淋漓。给患者进行静脉滴注硝普纳，最关键的观察指标为？
A. 呼吸
B. 心律
C. 血压
D. 血糖
E. 尿量
查看答案
Match the important new words
[音频]
A. The assignment couldn't be finished until Friday.
B. The assignment keeps them too busy all this week.
C. They still have plenty of time to work on the assignment.
D. They will have difficulty completing the presentation on time.
[音频]
A. He is too busy to go with her.
B. He has to read a history book.
C. He has already visited the museum.
D. He must hand in a report about the museum.
[音频]
Americans travel around the country in cars.
B. Americans are heavily dependent on cars.
C. America's roads and highways are highly developed.
D. America's traffic problems are serious.
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