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【单选题】
【辅】 通过抑制磷酸二酯酶，减少cAMP降解而发挥平喘作用的药物是A.
特布他林
B.
倍氯米松
C.
肾上腺素
D.
色甘酸钠
E.
氨茶碱
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【单选题】Speaker A: This apple tastes nice. Could I have another one? Speaker B: ______
A.
Yes, you could.
B.
Mind your hand.
C.
I'm sorry.
D.
Be my friend.
【简答题】对点训练一 7 .阅读材料,完成下列要求。 北京市启动了废弃电器电子产品新型回收利用体系建设,多家企业参与其中。 北京市正在建设的新型回收体系创新了回收模式,通过系统打包的方式整进回收工作。北京市对这一体系的规划如下: 结合所学知识,分析上述规划的制定是如何运用联系观的?
【单选题】Speaker A: Could I get a ride with you to the concert tonight? Speaker B:I cant go,______. I think shes leaving around 7:
A.
but you might ask Betty
B.
neither can Betty
C.
and Betty is going to
D.
but I don't know if Betty will go
【单选题】Speaker A: Could we have the honor of your presence at the party? Speaker B :__________
A.
I fully appreciate your invitation.
B.
Sorry， I can' t take it.
C.
I think it won' t be necessary.
D.
I' d love to， but I have a prior appointment.
【简答题】What can the speaker do that her granny could not have dreamed of?
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