单词拼写：根据句意、首字母或中文提示完成单词。

1. I often stay at home a _____. But I don't feel lonely.

2. He has a good m _____ for numbers.

3. Don't p _____ the soup over your clothes.

4. A serious accident h _____ yesterday.

5. I f _____ to bring our tennis rackets, so we couldn't play tennis.

6. How many _____ (月份) are there in a year?

7. He works hard at _____ (地理).

8. The boy is clever and _____ (勇敢).

9. He can organize class _____ (活动) well.

10. The boy is _____ (很可能) to come next Sunday.

近期欧洲一些国家爆发肠出血性大肠杆菌（一种细菌）感染疫情，导致部分感染者中毒甚至死亡。该疾病主要通过被污染的食物传播。则下列有关说法正确的是途径

A．该疾病是一种遗传病

B．肠出血性大肠杆菌是传染源

C．在肠出血性大肠杆菌的细胞内有成形的细胞核

D．对被污染的食物进行有效处理是预防传染病措施中的切断传播