根据句意、首字母和汉语提示写出单词。

1. What's this in E_____?

2. —Can you s_____ your name, please?

    —Yes, M-A- R-Y, Mary.

3. E_____ me, is this your pencil?

4. This is my ID c_____.

5. You can look up the word in the d_____ you don't know it.

6. Your _____ (戒指) is very nice.

7. My _____ (尺子) is blue.

8. I have a new _____ (手表).

9. My father can play _____ (棒球).

10. There is a _____ (笔记本)

国有经济是我国国民经济的主导。要提高国有经济的控制力，必须做到 [ ]

①在关系国民经济命脉的重要行业和关键领域，国有经济必须占支配地位　②国有经济要提高自己的整体质量竞争力　③就全国而言，国有资产在社会总资产中占优势　④国有经济在国民经济中起主体作用 A．①②

B．③④

C．①③

D．②④