颌骨骨折复位固定最主要考虑的是（） A．恢复正常的咬关系 B．骨折线对位完全准确 C

男性患者，75岁，有高血压、冠心病史20余年，近1个月来有夜间阵发性呼吸困难，2h前突然出现胸闷、心慌、呼吸困难、咳嗽，咳痰

A．粉红色泡沫痰
B．铁锈色痰
C．分层的脓臭痰
D．砖红色痰
E．铜绿色痰
根据下述病史推断患者的痰液特点

给下列句子排序，最恰当的一项是[ ]

①当阳光洒在身上时，它更坚定了心中的信念——要开出：一朵鲜艳的花。

②不久，它从泥土里探出了小脑袋，渐渐地，种子变成了嫩芽。

③从此，它变得沉默，只有它知道，它在努力，它在默默地汲取土壤中的养料。

④固它经受着黑暗的恐惧，暴雨的侵袭，但是，它依然努力地生长着。

⑤种子在这块土地上的生活并不那么顺利，周围的各种杂草都嘲笑它，排挤它，认为它只是一粒平凡的种子。

A．①⑤②③④

B．①③②⑤④

C．⑤③④②①

D．⑤④②③①

句型转换。

1. He has never surfed, _____ _____?(改成反意疑问句)  

2. They have been here since 2000.  (对划线部分提问)

_____ _____have they been here?

3. This factory opened twenty years ago.(同义句转换)  

This factory _____ _____ _____ for twenty years.

4. Miss Gao left an hour ago.  (同义句转换)

Miss Gao _____ _____ _____ _____ an hour ago.

5. Her mother has been a Party member for three years . (同义句)

Her  mother _____ the  Party  three  years  _____.

6. The Green Family moved to France two years ago. (同义句转换)   

_____ two years _____ the Green family moved to France.

7. She went to school yesterday. She didn't bring her bag.(同义句)

She went to school _____ her bag yesterday.

8. The girl doesn't know what he should do when she is alone at home.(同义句)

The girl doesn't know what _____ _____ when she is alone at home.

9. It's very dark here. We have to stop the work.(同义句)

It's _____ dark here _____ we have to stop the work.

10. When I came back home, I found the windows were all opened.(同义句)

When I _____ home, I found all the window _____.

11. Her grandmother has been dead for tow years.(同义句)

It _____ two years since her grandmother_____.

12. Bike is short for bicycle.(同义句)

Bike is another way _____ _____ bicycle.

13. The match is so important that we must go to watch it.(同义句)

It's such an important match, we _____ _____it.

14. The snow was very heavy last night.(同义句)

It _____ _____ last night.

需要带电检修时要注意什么？

下列对于塔液泛处理不当的是（）。

A、降低再沸器负荷

B、提高该塔操作压力

C、补加消泡剂

D、提高处理气体负荷