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【单选题】
牙周病治疗的总体目标?A.
控制菌斑和消除炎症
B.
恢复牙周组织的功能
C.
恢复牙周组织的生理形态
D.
维持长期疗效、防止复发
E.
以上均是
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【单选题】听力原文：M: Hello, everyone. We're talking about Stella Hampton, famous Hollywood actress. Before the break, we were talking about your life, Stella, before you became a big star. W: Yes... Oh, but do we ...
A.
When she was working in a department store.
B.
When she was working for a painting house.
C.
When she was working in a taxi company.
D.
When she was working as an actress in Hollywood.
【判断题】Listeners will find your speeches much more credible if you use testimony from sources qualified on the subject at hand.
A.
正确
B.
错误
【单选题】What will the listeners find on their desks when they return from their lunch?
A.
A company newsletter.
B.
An instruction booklet.
C.
A new computer.
D.
A list containing the clients.
【简答题】卵的类型划分主要根据卵内卵黄的( )及分布情况。
【判断题】Listeners will find speeches much more credible if speaker use testimony from sources qualified either from recognized experts or ordinary citizens with special experience on the topicat hand.
A.
正确
B.
错误
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