摘要
1.What is the highest pleasure you can think of? 2.What star is not seen in the sky? 3.What can you drop without losing anything? 4.What can you see with your eyes shut? 5.What country is good for skaters? 6.I am something that always increases the more I shared with others.What am I? 7.What is it that you cannot see,but is always before you?