质量检验据技术标准作出合格或不合格的判断，表现了质量检验的（）。
A.把关作用
B.评价作用
C.预防作用
D.信息反馈作用
参考答案：B
游乐术
根据所给情景完成下列对话，每空一词。
A: Good afternoon, Mrs Brown! What can I do (1)________you?
B: Good afternoon, Doctor. I'm not (2)________ well.
A: What's the (3)________with you?
B: My head hurts.
A: Do you have a (4)________?
B: No. My temperature seems to be (5)________(6)________.
A: Open your (7)________and say "Ah".
B: Ah!
A: You'd better stay in (8)________for a day (9)________two. And take this medicine twice a day.
B: (10)________.
