在标准状况下,2.24L某气体的质量是3.2g,计算该气体的相对分子质量。(8分)
参考答案:
根据《中华人民共和国药品管理法实施条例》的规定,应当自取得《药品经营许可证》之日起30日内,按照规定向药品监督管理部门申请《药品经营质量管理规范》认证的单位是
A.药品批发企业
B.药品零售企业
C.药品批发和零售企业
D.新开办药品批发和零售企业
E.新开办医疗机构药房
根据短文内容和以下提示:1)首字母提示,2)语境提示,在每个空格内填入一个适当的英语单词。所填单词要求意义正确,拼写准确
Foods Help Our Body
Our body needs a lot of energy every day. It asks us to eat 1 .e food. If we eat too little, we will often feel 2. (疲劳),and maybe we’ll have health
3.p later in life,too.However we can’t 4.o eat the foods we like. In order to stay healthy, we must eat a 5.b diet. It simply means eating a little of.6.e kind of food. That’s because different foods help our body 7.
different ways. We should try not to eat many fats (脂肪) or sweets. They may 8.t
good, but they don’t help us to grow strong or stay healthy.
Milk and dairy products (乳制品): Foods 9. milk,yogurt (酸奶) and cheese can help keep our 10. (牙齿) and bones strong.