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【单选题】
关于分离牙龈正确的说法是A.
乳牙拔除不必分离牙龈
B.
可减少拔牙时软组织阻力
C.
应分离至釉牙骨质界
D.
分离牙龈的目的是避免牙钳夹伤牙龈
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反馈参考答案：
举一反三
【简答题】Wir helfen oft ____. (der Lehrer)
【判断题】Two teams are called the Government and the other two are called the Proposition.
A.
正确
B.
错误
【单选题】In BP debate, the two teams on the same side (proposition or opposition) ____________ with each other.
A.
compete
B.
cooperate
C.
both A and B
【简答题】What are the two types of words up the proposition of an argument?
【简答题】In illustrating the process of finding the propositions, the authors mentioned two approaches that can help us check whether we have understood the proposition(s) or not? What are they?
【简答题】Fill in the blanks with the following words in the box surpass discern crumble shrewd distort radiant ingenious stump proposition 5) Sixty-two and blessed with his mother’s skin, the fis...
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