患者，男，28岁。因患精神分裂症，服用氯丙嗪。今因过量服用该药，出现昏迷，被送入院。查体：血压70／32mmHg(9．3／4．3kPa)。抢救中应使用的升压药是()
A. 肾上腺素
B. 异丙肾上腺素
C. 去甲肾上腺素
D. 多巴胺
E. 多巴酚丁胺
查看答案
The world has become smaller because of______.
A. business expansion
B. the growth of the Internet
C. the learning of foreign languages
D. a globalized economy
According to the text, genetic engineering can be used to ______.
A. kill weeds through cross-breeding
B. make crops hardier
C. improve the yield and quality of most crops
D. make crops resistant to chemical fertilizers
A．draggedB．unitedC．drawnD．underlined
A. dragged
B. united
C. drawn
D. underlined
What is special about this economic downturn in Seattle？
All sectors have entered recession at the same time.
B. The lay-off workers have found jobs elsewhere.
C. The Old Economy is hit harder than other economies.
D. The low employment rate will last longer than in Oregon.
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