下列各项与穆罕默德·阿里改革无关的是(　　)

选出相对应的答语。

①I can hear the car. ____         A. Yes, I do.

②What is it? ____                     B. It's brown.

③Can you hear a cat? ____       C. Yes, I can.

④What colour is the dog? ____ D. Great.

⑤Do you like the train? ____      E. Yes. It's hard.

⑥Is the watch hard? ____           F. It's a bike.

②如图乙所示，如果在乙烧杯上倒扣一只稍大一些的烧杯，我认为会发生的现象是：____；解释原因：____．