一老年患者气管插管后血压降低至80/50mmHg,最适宜采取的简便措施是() A.静 发布时间:2017-08-10 14:05 │ 来源:www.tikuol.com 题型:单项选择题 问题: 一老年患者气管插管后血压降低至80/50mmHg,最适宜采取的简便措施是()A.静注多巴胺4mgB.快速输液C.静注麻黄碱10mgD.取头低位E.输血
题型:单项选择题 阅读短文,根据短文内容,在表中填入相应信息(每空不超过三个单词,共5小题,每小题2分)) Learning a new language isn’t easy. For many of us, speaking the language is even harder! Here are some tips(建议)to help you become more comfortable speaking English.Tip 1 When you study, make your mouth do what your mind is learning. If you read aloud, you make your mouth and your mind work. This will help you with both speech and pronunciation.Tip 2 Talk to yourself as much as possible. You need to be comfortable making sounds in English. All over the day, talk to yourself in English! This will help you feel comfortable thinking in English. Then write down what you are saying and read it aloud.Tip 3 Have a “study partner”.Get together with him or her at least once a week and study together. Speak as much English as you can whenever you meet. Then you can help each other.Helping yourself talk in EnglishTipsWhat to doWhy1If you 小题1: ,you make your mouth and your mind work.Help you with speech and pronunciation.2Talk to yourself 小题2: possible. And then write down what you are saying and read it aloud again.Help you 小题3:thinking in English.3Have a“ 小题4:.”Get together with him or her at least once a week and study together.You can help小题5: . 查看答案
题型:单项选择题 下列实验基本操作都有先后之分,请按正确操作的顺序用字母标号填空.(1)在加热高锰酸钾固体制取氧气,并用排水法收集氧气的实验结束时,应该先______,再______.A、把导气管移出水槽 B、熄灭酒精灯. 查看答案