债权债务的发生和结算，涉及到单位与其他单位以及与其他有关方面的经济利益，但不会影响单位的经营活动和业务活动。( )
参考答案：错
某患者，疑似慢性中耳炎，耳道有脓性分泌液，且有恶臭，在进行细菌学检验时，应采用哪种方法进行培养 （）
A.需氧培养
B.厌氧培养
C.需氧培养+厌氧培养
D.需氧培养+微需氧培养
E.厌氧培养+微需氧培养
情景交际：补全对话，每空一词。
A: Wow, Mary, are these toy animals all yours?
B: Yes, I __1__ __2__ collecting them for many years.
A: __3__ __4__ do you have?
B: Well, I have about 100.
A: Which one do you like __5__?
B: I like the panda best. I think it's so __6__.
A: Have you collected anything __7__?
B: Yes, I also like theatre and movie tickets.
A: Then __8__ __9__ have you been collecting them?
B: Not too long. Just __10__ last year.
