外伤牙折伴牙周膜挤压伤者，根充后桩冠开始的最早时间是
A．三天B．七天C．两周D．三周E．四周
参考答案：B
用所给词的适当形式填空。
1. Who has__________ (long) hair, Liu Ying or Liu Li?
2. Here are some__________ (photo) of my family.
3. My hairstyle is not the same as__________ (you).
4. My math teacher is as__________ (quiet) as my English teacher.
5. English is __________ (popular) than Japanese.
个人消费额度贷款中，质押额度一般不超过借款人提供的质押权利凭证票面价值的（）
A．50%
B．70%
C．80%
D．90%
