根据中文及首字母填入所缺单词，并用其正确形式。
1. —How many c_____ are there in the Chen family?
—Two. They are twins.
2. There are seven days in a week. The last day is S_____.
3. —Who is your f_____ singer?
—I like Jay Chou best.
4. Daniel is a polite and h_____ boy, he often helps us.
5. There are some birds in the tree. How l_____ they are!
6. Millie usually gets many _____ (礼物) on her birthday.
7. There are two _____ (警察)over there. They are tall and strong.
8. Our classroom is clean. What about _____ (他们) ?
9. My mother cooks dinner and _____ the dishes at home. (洗)
10. Miss Gao likes walking down the street and enjoys the _____. (阳光)