7. When I was in middle school, our English teacher often 　　　　　　(鼓励) us to speak more.

6. We should protect 　　　　　　(环境).

5. P　　　　 　I will go to the space one day.

4. Paris is the c　　　　 　of France.

3. The singers are singing to r　　　　 　money for the poor children.

2. B　　　　 　Canada, he has been to China, Italy and France.

根据首字母和汉语提示补全单词

1. Talking loudly in public is i　　　　 .