根据上面短文,用完整的句子回答下面问题。
—They are blue.
—____.
, .
——不, 是我们的。
—Is this book?
—No, it is .
Hello, I'm Lily. Today is August 18th. It's my fifth birthday. I get up early on my birthday. I wear my new dress and go to school. I take some candies to my class. After school, I go home and do my homework. In the evening, my parents have a birthday party for me. My mother buys me a big birthday cake. My dad gives me a gift. We sing songs together. I am very happy.
1. How much A. Yes, please.
2. Can I help you? B. There are 12.
3. How many pears are there? C. It's 30 yuan.
4. Whose coat is this? D. It is mine.
5. Are they expensive? E. Yes, they are.
—Yes, it is.
Welcome to our school. This is a playground. That is a garden. There are 40 classrooms in the school. We have a library, a canteen(餐厅) and a music room. The canteen is clean. The music room is beautiful. They are on the first floor. On the second floor, there are two teachers' offices, an art room and a computer room. There are 30 computers in the computer room. My classroom is on the second floor, too.
—____.