我国第一大能源是[ ]
A.电
B.石油
C.煤碳
D.天然气
答案:C
根据首字母写出单词。
1. We want two m________ for our band.
2. Her e-mail a________ is cindyjones@163.com.
3. Tom can play the g________ but he can't play it well.
4. Mary can play the t________ and the piano.
5. I can't sing, b________ I can play the violin.
全连铸的大型转炉炼钢厂的装入制度应该是()。