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问题 单项选择题

横式采样器采样：打开横式采样器筒盖，将仪器放入预定水深处，保证筒体顺流，筒口迎流，稍息稳定，使水流最大限度不受干扰地（）筒体，拉动开关，关闭筒盖，将水样封存于筒体中。

A、充满

B、充半

C、不进

D、避开

答案

参考答案：A

填空题

Spelling.

1. She hadn't read the letter and so was unaware of its c______.

2. U______, my computer system broke down again.

3. He e______ us for hours with his stories and jokes.

4. You'll need to c______ them of your enthusiasm for the job.

5. Traffic is bad, p______ in the city centre.

6. The competition attracted over 5,000 athletes r______ 18 countries.

7. The school has decided to adopt a different a______ to discipline (纪律).

8. There must be some m______ - I thought I ordered the smaller model.

9. Despite the power cuts, the hospital continued to f______ normally.

10. Well, really and t______, things weren't quite how she described them.

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单项选择题 共用题干题

患者，女，71岁，全牙列缺失，曾行全口义齿修复，自诉上颌义齿固位较差，下颌尚可。口腔检查发现上、下颌弓关系正常，上颌牙槽嵴吸收较重。重新进行全口义齿修复。

不属于平衡调整前所具备条件的是（）

A.正中广泛紧密接触

B.前牙排成浅覆

C.后牙具有补偿曲线

D.后牙具有横曲线

E.前牙具有Speece曲线
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