下列各项中，属于所有者权益的主要来源有（）。A.资本溢价 B.直接计入所有者权益的利

与中的“1”直接相关的是 [ ]

A．质子数

B．元素化学性质

C．电子总数

D．电子层数

一台台式电脑促销价仅为998元，一个电脑鼠标售价68元．一共多少元钱？

根据句意及首字母提示补全单词

1. Most of us have r_________ and v_________ for meals.

2. My brother likes b_________ more than other fruits.

3. We have three m_________ a day.

4. Americans usually drink some c_________ in the afternoon.

5. Most stores regard(把……当作)their c_________ as their God.

6. Are you hungry? Let's find a r_________ to have a lu

7. Everyone in China likes eating d_________.

8. The teacher has something i_________ to tell you.

9. The volunteers p_________ great service for the foreign players.

10. The foreign friends are happy with Chinese food. Because Chinese food has different t_______.

慢性肺心病缓解期的主要表现是

A．感染表现

B．慢阻肺表现

C．心力衰竭表现

D．呼吸衰竭表现

E．下肢轻度水肿

瓦斯浓度在5%—16%，氧气含量大于（）时，瓦斯遇到火源会发生爆炸。当瓦斯浓度（）左右时，爆炸最强烈。