单选题：Which of the following statements about the earlier card is

题目分类：理工类
题目类型：单选题
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题目内容：

Which of the following statements about the earlier card is true? A．Its owner can change the ID code freel
B．Its user does not need to key in the ID numbe
C．It can record its user's spoken passwor
D．It still can be used by someone else after being stole

参考答案：

答案解析：

根据下列选项，回答题：A．窝沟封闭B．根管治疗C．定期口腔检查D．预防性充填E．早期充填属三级预防的是（　　）。

根据下列选项，回答题：A．窝沟封闭B．根管治疗C．定期口腔检查D．预防性充填E．早期充填属三级预防的是（　　）。

分类：理工类题型：单选题

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Credit Card Only Works When Spoken To　　A credit card that will not work unless

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塑料基托的平均厚度为（　　）。

塑料基托的平均厚度为（　　）。A．1.5mm B．0.5mm C．1.0mm D．2.0mm E．3.0mm

分类：理工类题型：单选题

Cloning (克窿 ): Future Perfect?　　1．A clone is an exact copy o

Cloning (克窿 ): Future Perfect?　　1．A clone is an exact copy of a plant or anima

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形成垂直食物嵌塞的最常见原因是（　　）。

形成垂直食物嵌塞的最常见原因是（　　）。A．颌面磨损均匀 B．邻牙边缘嵴高度不一致 C．龈乳头退缩 D．食物溢出沟加深 E．颊、舌面龈退缩

分类：理工类题型：单选题