用所给单词的正确形式填空。
1. Let's _______ (look) inside the window.
2. May I help you _______ (take) a picture?
3. It's about five hundred _______ (year) old.
4. The people are _______ (quiet). They sit _______ (quiet).
5. The children are _______ (loud). They talk _______ (loud).
6. I can find the children _______ (play) football.
7. Some _______ (child) are singing songs.
8. I want to take _______ (I) camera.