用括号内所给单词的适当形式填空。

1. The _____ (clean) clean the roads early in the morning.

2. Tom was the _____ (five) runner past the finishing line.

3. You'd better _____ (not drink) too much water before you go to bed.

4. The old man looked at them _____ (angry) and couldn't say a word.

5. The panda has been _____ (die) for about two months.

6. In summer it _____ (rain) little in this city, so everyone must save water.

7. Look! The Greens _____ (get) ready for the journey.

8. So far, most of the children _____ (see) the film "Harry Potter".

9. There _____ (be) a talk on science in our school tomorrow afternoon.

10. I _____ (forget) the time for the meeting, so I was late.

我国要加快推进户籍制度、社会管理体制和相关制度改革，有序推进农业转移人口市民化，逐步实现城镇基本公共服务覆盖常住人口，为人们自由迁徙、安居乐业创造公平的制度环境。改革（）

①能够增强我国经济与社会发展的活力

②是解决社会基本矛盾的有效措施

③改变了我国社会主义基本制度的性质

④能够促进生产关系与生产力、上层建筑与经济基础相适应

A、①②

B、②③

C、①④

D、②④