碾压混凝土坝碾压工艺中，( )是采用干贫混凝土筑坝，并使用振动碾压实代替振捣器捣实。

A．日本式干贫混凝土(RC工艺

B．美国式碾压式混凝土(RC工艺

C．日本式碾压式混凝土(RC工艺

D．美国式干贫混凝土(RC工艺

根据汉语提示完成句子。

1. Matt _____ _____ (生气) when he can't understand Brad.

2. The girl thinks _____ _____ (太多) about her classes.

3. Today he's _____ _____ _____ (参加) a competition.

4. When do you usually _____ _____ (起床)?

5. She's _____ _____ _____ (做作业) now.

6. He's _____ _____ (等候) a bus.

7. Don't _____ _____ (谈论) other things in class.

8. What does he _____ _____ _____ (想成为) ?

9. Nancy is _____ _____ _____ (写一封信).

10. He _____ _____ (看电视) at 8:00 in the evening.