患者，男性，46岁，口底多间隙感染，肿胀明显，可及捻发音及波动

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问题单项选择题

患者，男性，46岁，口底多间隙感染，肿胀明显，可及捻发音及波动感，主诉呼吸困难，下列处理正确的是

A．加大抗生素剂量

B．局部冷敷

C．穿刺抽脓

D．广泛切开引流

E．气管切开

答案

参考答案：D

多选题

A．氨分子是4核10电子的极性分子，三角锥形，具有还原性

B．氨气极易溶于水，可做喷泉实验，氨气易液化，液氨可用于做致冷剂

C．氨气是非电解质，氨水是电解质

D．氨气可用无水CaCl₂干燥，可在空气中燃烧

句型转换

根据所给的汉语提示，转换下列句型。

1. My sister doesn't like going to the party because she often gets nervous in front of

many people. (对画线部分提问)

___ _ your sister go to the party?

2. Our teacher is so tired that he can't play basketball with us. (改为同义句)

Our teacher is __ __ tired ___ _ play basketball with us.

3. I think your little sister is very shy. (改为否定句)

I ____ think your little sister ____ very shy.

4. I am afraid of speaking in front of strangers. (改为同义句)

I am ___ _ speaking in front of strangers.

5. Our teacher wants me to represent my class in the contest. (对画线部分提问)

___ _ your teacher want you to do?