下列四组物质中，前者属于电解质，后者属于非电解质的是

A．二氧化碳碳酸钠

B．硫酸乙醇

C．氧化铝硫

D．蔗糖氢氧化钠

英汉互译。

1. 请进 ________________________________________

2. 打开门 ________________________________________

3. 当心 ________________________________________

4. 让我看一看 ________________________________________

5. 穿上你的大衣 ________________________________________

6. Don't worry! ________________________________________

7. Don't be nervous. ________________________________________

8. One moment, please. ________________________________________

9. Let's not play on the road. ________________________________________

10. Put your hands on your face. ________________________________________