Mrs Brown went to visit one of her friend and carried a small box with holes punched in the top.　　" What\'s in your box?" asked the friend.

　　"A cat," answered Mrs Brown. "You see I\'ve been dreaming about mice at night and I\'m so scared! This cat is to catch them."

　　"But the mice are only imaginary," said the friend.

　　"So is the cat," whispered Mrs Brown.

　　

　　

　　布朗夫人去拜访一位朋友，她拿着一个顶部扎满了小眼儿的盒子。 “盒子里装的是什么　？”朋友问道。 “一只小猫，” 布朗夫人回答说，“你知道我晚上睡觉总梦见老鼠，我非常害怕。这只猫可以抓住那些老鼠。” “可老鼠都是假想的呀。”朋友说。 “小猫也是假想的。” 布朗夫人小声说道。

And there are some other things which are imaginary.

they are dreaming