给下列问句选择合适的答语。
① Why do you like spring? ____ A. I went home at 9：20.
② When did you go home last night?____ B. They are thirty “five yuan”
③ Was there a library in your school before? ____ C. Because I can fly kites.
④ How much are your pants? ____ D. It’s big and bright.
⑤ What’s your new room like? ____ E. No, there wasn’t.
”和“ 
”代表两种不同的单质分子，它们在一定条件下能发生化学反应，反应前后的微观示意图如图所示，下列说法正确的是（ ） 
