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【单选题】
Messages can easily be sent from one operator to another as long as they share the same data store,A.
have
B.
type
C.
email
D.
store
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Speaker A: Hi! How are things? Speaker B: ______________
A.
Hi, How are you?
B.
Great! How is it going with you?
C.
I'm fine.
【单选题】Speaker A: What subjects do you study? Speaker B :_________________
A.
I go to school at seven.
B.
I study English, maths, Chinese,etc.
C.
I don’t like maths.
【单选题】According to the speaker, how can a speaker indicate that the topic is about to change?
A.
By raising pitch.
B.
By lowering register.
C.
By pointing to a chart.
D.
By pausing.
【简答题】巴比妥类药物理化性质有那些?
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