根据问句，选择正确的答语。

⑴When do you do morning exercises?              A. I like spring best. It's pretty.

⑵Which season do you like best?                      B. Because it's pretty there are flowers everywhere.

⑶When is China's National Day?                        C. It's in October

⑷Why do you like spring?                                  D. At 7:20 a. m.

⑸What do you do on the weekend?                  E. I often go shopping with my mum.