FTTH用户，出现单纯无法打电话现象，可能是（）原因产生。A、软件版本问题 B、ON

资本公积和盈余公积均可以用来转增资本，都是从税后利润中提取的有专门用途的资金。

腹水形成因素（）

A.白蛋白合成减少

B.胆固醇合成减少

C.雌激素过多

D.内毒素血症

E.血氨增高

用所给词的适当形式填空

1. My sister always_______(learn) language very quickly, but she isn't able to learm Greek.

2. When our teacher______( come) into the room, we  were talking.

3. I ________ ( be ) sixteen years old next year.

4. Jim and Kate______( marry) for 10 years.

5. The American friends_______( visit ) Beijing last spring.

6. By ten o'clock yesterday evening, they______( watch)TV for 12 hours.

7. Our teacher hoped that we______(succeed) some day .

8. The students _______( make) great progress in their spoken and writing English in the

last two months.           

9. My friend______( work) here since he graduated fromthe college.

10. Lily told me not to give up ______ ( study) English.

汇编语言指令中唯一不可缺少的域是( )。

A．标号名字域

B．助记符域

C．操作数域

D．注释域

除氧器水箱水位变化的原因有哪些？