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问题 单项选择题

患者男，24岁，因右上中切牙颈部透红就诊，检查后怀疑为牙内吸收，诊断牙内吸收的重要检查手段是（）

A.视诊

B.叩诊

C.扪诊

D.电活力测试

E.X线片检查

答案

参考答案：E

选择题

等质量的两块钠，第一块在足量氧气中加热，第二块在足量氧气（常温）中充分反应，则下列说法正确的是（　　）

①两块钠失去电子一样多          ②第一块钠失去电子多

③第二块钠失去电子多            ④两块钠的反应产物质量一样大

⑤第一块钠的反应产物质量大      ⑥第二块钠的反应产物质量大．

A．①④

B．②⑤

C．③⑥

D．①⑤
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翻译题

将下列句子译为汉语。

1. Time to go to work.

                                                                      

2. I would like rice for lunch.

                                                                      

3. What's the temperature in our classroom?

                                                                      

4. Don't read the newspaper. Time for supper.

                                                                      

5. Don't speak Chinese, please speak English.

                                                                      

6. The temperature is over forty degrees today. 

                                                                      

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