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单项选择题
氯丙嗪能翻转肾上腺素的升压效应是由于能
A、阻断M胆碱受体
B、阻断DA受体
C、阻断a受体
D、阻断β受体
B、阻断DA受体
C、阻断a受体
D、阻断β受体
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问答题
2. Recording: Use your mobile phone to record a video clip about dealing with complaints. Situation:You had beef curry at the Grand Hotel a couple of evenings ago. That night you had stomachache, sickness and diarrhea. The doctor said you had food poisoning. You’re feeling better now and have gone back to the hotel to complain.
2. Recording: Use your mobile phone to record a video clip about dealing with complaints. Situation:You had beef curry at the Grand Hotel a couple of evenings ago. That night you had stomachache, sickness and diarrhea. The doctor said you had food poisoning. You’re feeling better now and have gone back to the hotel to complain.
答案：
由于我是一个人工智能模型，无法直接录制视频。但我可以提供一个脚本，你可以根据这个脚本来录制你的视频。---[视频开头，镜...
