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【单选题】
上向外胚间中生长,长入上皮的基底部向内凹陷,形状似帽,覆盖在球形的外胚间细胞凝聚区上,称为( )A.
蕾状期成釉器
B.
帽状期成釉器
C.
牙乳头
D.
牙囊
E.
颈环
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反馈参考答案：
举一反三
【判断题】When overall prices go up, we have deflation; when they go down, we have inflation.
A.
正确
B.
错误
【简答题】Economic benefits of warehousing occur when overall _____________ are reduced。
【单选题】When dimensioning the symmetrical structure, the dimension should be overall not half.
A.
ture
B.
false
【单选题】Costs of doing so come cheap when measured against an overall advertising ______.
A.
bail
B.
brokerage
C.
budget
D.
bill
【单选题】When the overall level of prices in the economy is increasing, we say that the economy is experiencing
A.
economic growth.
B.
inflation.
C.
unemployment.
D.
deflation.
【简答题】When there are not many storeys for frame structure, and the lateral displacement mainly shows overall
相关题目：
【判断题】When overall prices go up, we have deflation; when they go down, we have inflation.
A.
正确
B.
错误
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