情景交际，选出正确的答案

⑴What time is it?        A. No, it isn't.

⑵Are these carrots?        B. It's black.

⑶Is this your classroom?       C. It's $19.

⑷How much is the book?       D. It's 8 o'clock.

⑸What colour is your bike?        E. Yes, they are.