Mother: I left two pieces of cake in the cupboard this morning, Johnny, and now there is only one piece left. Can you explain that?
Johnny: Well, I suppose it was so dark that I didn't notice the other.
媽媽:約翰尼,我今天早上在櫥子里放了兩塊點心?,F(xiàn)在就剩下一塊了。你能解釋一下嗎?
約翰尼:哦,我想是因為里面太黑我沒看到另外那塊。