问题
单项选择题 B型题
药物的基本作用中，“指在剂量过大或蓄积过多时发生的危害性反应，应尽量避免发生”属于（）
A.副作用
B.毒性反应
C.后遗效应
D.药源性疾病
E.药物不良反应
答案
参考答案：B
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药物的基本作用中，“指在剂量过大或蓄积过多时发生的危害性反应，应尽量避免发生”属于（）
A.副作用
B.毒性反应
C.后遗效应
D.药源性疾病
E.药物不良反应
参考答案：B
What must you do when you receive a present 56 your birthday? You have to sit down and write a thank-you note. The words “Thank you” are 57 important. We have to use them very often. We say them when someone gives us a drink, 58 us to pick up things, lends us a book or gives us a gift. Another important word is “please”.Many people 59 to use it. It is rude to ask someone to do something without saying “please”.We have to use it when we 60 something, too. It may be a book 61 a pencil, more rice or help. We have to use “please” to make request pleasant. We have 62 “Sorry”,too. When we have 63 someone, we’ ll have to go up and say we’ re sorry. When we have forgotten something, we will also say “sorry”.We can make people 64 wrongs by saying it. These three words are 65 .Our children must learn to use them. They are pleasing words to use in any languages.
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