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【判断题】
某药物规定溶出限度是80%,取6片进行溶出度检验,其中有1片溶出度为68.2%,其余5片溶出度均大于80%,且平均溶出度大于80%,则可判定溶出度符合规定。()A.
正确
B.
错误
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举一反三
【单选题】听力原文：W: Where can I get in touch with you while you are out of town? M: I'll stay at the Swan Hotel in California for a couple of days, and then I'll fly to Chicago to visit my aunt and uncle. You can...
A.
The Swan Hotel in Chicago.
B.
A beach hotel in California.
C.
Somewhere in the town.
D.
His aunt and uncle's home.
【单选题】In recent months, behind closed doors the chairman and vice chairman ________ heated disagreements over whether to make public the findings or the documents.
A.
had had
B.
have
C.
have been had
D.
have had
【单选题】______ the chairman of the council, the vice chairman does duty for him.
A.
Absent from
B.
In the absence of
C.
Present from
D.
In the presence of
【简答题】They often use text messages to stay in touch with customers.
【简答题】The chairman proposed the meeting ________(postpone)
【单选题】It's really been an unforgettable experience.Let's stay in touch.
A.
say and touch
B.
say in touch
C.
tay in touch
D.
stay and touch
【多选题】下列关于IEEE802.11无线局域网采用的CSMA/CA机制说法正确的有
A.
在无线局域网中在不发生干扰的情况下可允许多个移动站点同时进行通信
B.
CSMA/CA尽量减少信号碰撞的概率
C.
站点在发送数据前先发送一段小小的报文请求给目的站点
D.
发送站点不用等目的站点回应发送报文直接传送信息
【单选题】It's really been an unforgettable experience.Let's stay in touch.
A.
say and touch
B.
say in touch
C.
stay in touch
D.
stay and touch
【简答题】A．Both require strength and specialized skills. B．Both require height and responsibility. C．Both require enthusiasm and hard work. D．Both require flexibility and good health.
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