根据句子意思，用括号中所给汉语提示或英语单词填空。

1. Shirley has been used to _______ her pet dog after dinner. (带……散步)

2. The moonlight is shining on the little girl _______ the window. (穿过)

3. Madame Curie _______ the x-ray machine. (发明)

4. Please sit _______. There are plenty of seats here. (任何地方)

5. This is one of the most expensive _______ on the market. (字典)

6. The Chinese government has made great contributions to the _______ of the

    world's high speed railway. (develop)

7. It's _______ possible that robot teachers will be popular in schools some day. (true)

8. Simon is such a _______ person that no one believes him. (honest)

9. This is the _______ and thinnest of all the e-books in the world. (light)

10. Our planet,Earth,is becoming more and more crowded and _______. (pollute )