达尔文的生物进化理论的核心是（　　）

⑴You are clever.        ____                                             A. Thank you .

⑵ Did you practice English?  ____                                 B. I visited the Great Wall.

⑶What did you do last Sunday?____                            C. Yes, I did.

⑷Are you interested in English?____                             D. Yes, I'd like to.

⑸Would you like to go shopping with me?____           E. No, I'm not.

某天小明骑自行车上学，途中因自行车发生故障，修车耽误了一段时间后继续骑行，按时赶到了学校.。图描述了他上学的情景，下列说法中错误的是（   ）