题型：问答题 简答题 从对话后的7个句子中选出5个完成对话。A: Can I help you?B: _______(1)A: How many exercise-books and pens do you want?B: Eight exercise-books and five pens. A: _______(2)B: Oh, do you have any rulers?A: Yes, we do. How many rulers do you want?B: _______(3)A: _______(4)B: _______(5)A: They are 36 yuan and 95 fen. B: Here's the money. A: Thanks. Goodbye!A. Six rulers, please. B. No, thanks. How much are they? C. Yes, please. I would like some exercise books and pens. D. Would you like some erasers? E. Here you are. Anything else?F. Is that all? 查看答案
题型：问答题 简答题 下列关于动脉粥样硬化生物化学改变，叙述错误的是（）。A.粥样硬化斑块中堆积有大量胆固醇B.粥样硬化斑块中的胆固醇来自血浆脂蛋白C.血液中的过氧化脂质能防止动脉粥样硬化的形成D.LDL具有致动脉粥样硬化作用E.HDL具抗动脉粥样硬化的作用 查看答案