根据问句选择答语。

⑴How old are you?                           A. I have ten.

⑵How many colours do you have?   B. I am ten.

⑶What colour do you like?               C. It's a pencil-case.

⑷What colour is it?                           D. I like blue.

⑸What's this?                                    E. It's blue, white and yellow.