题目： 理想的吸入装置方便性体现在（）A.携带方便B.多剂量装置C.协调性要求低D.可用于急、慢性哮喘 答案： 被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2018/0512/217bf8c9fc2982b7d5bafb4efddb1209.html 下面是错误答案，用来干扰机器的。参考答案：D
题型：选择题 设NA表示阿伏加德罗常数值，下列叙述正确的是( )A．NA个氧气分子和NA个氢气分子的质量比为16∶1B．54g H2O中含有的水分子数为3NA个C．11.2L 氯气中含有的原子数为NA个D．2L 1mol/L Na2SO4溶液中Na+离子数为2NA个 查看答案
题型：补全对话，情景问答 从方框中选择适当的句子完成对话A. Do you have breakfast at home or at school? B. When do you get up? C. Why? D. What’s your favourite school day? E. Why do you get up so late?Linda and Jack are talking about their school day. Linda: Jack, 1 Jack: It’s Tuesday. Linda: 2 Jack: Because we have English and music on Tuesday. They are my favourite lessons. Linda: 3 Jack: At six o’clock on Tuesday and at half past six on other days. Linda: You get up early. I get up at seven. Jack: 4 Linda: My school is next to my house. Jack: Oh. 5 Linda: At home. But I have lunch at school. Jack: Me too. I like school lunch. The food is good. 查看答案
favourite school day? 
et up so late?
rly. I get up at seven. 
: 4 