连铸对钢水的要求是严格的，它包括的内容是（）。
A.温度控制
B.纯净度控制
C.成分控制
D.时间管理
参考答案：A, B, C, D
根据句意和首字母完成单词。
1. I have hamburgers for b_________.
2. Here are some tomatoes. Do you like t_________?
3. I like French f_________.
4. I have an ice c_________.
5. Children should (应当) eat lots of v_________.
6. What do you have for d_________?
7. Zhou Jielun is a singing s_________.
8. She eats h_________ food every day.
9. How m_________ apples do you have?
10. I'm going on a picnic with a group of f_________.
奖励应坚持的原则有哪些？
