听录音,选答语,根据你所听到的问题选择正确的答语,并将答案序号填在题前括号内。 ( ) 1. A. It’s five yuan. B. They are six dollars. ( ) 2. A. He is cleaning the floor. B. He is at school. ( ) 3. A. Yes, they are. B. Yes, I will. ( ) 4. A. We are going to have a picnic. B. I am walking in the park. ( ) 5. A. Two colas, please. B. It’s $ 4.50.