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问题 单项选择题

低钙血症是指血清总钙低于（）

A.1.10mmol/L

B.1.34mmol/L

C.2.25mmol/L

D.2.58mmol/L

E.3.58mmol/L

答案

参考答案：C

单项选择题

对于拔牙后要求进行牙槽骨修整的患者，合适的手术时间是（）

A.拔牙后1周

B.拔牙后2周

C.拔牙后1个月以上

D.拔牙后2个月以上

E.拔牙后半年
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填空题

根据句意及汉语或首字母提示，填写单词。

1. Our company has trips to suit all kinds of _________(品味).

2. Alice picked up a ________(钱包) on her way to school this morning.

3. Which one do you like better, the green one or the _________(紫色的) one?

4. Different people have different t__________ on gift-giving.

5. Class is beginning. The students begin to take out the books from their s__________.
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