1.What letetr is a question?
2.Who works only one day in a year but never gets tired ?
3.How many sides does a circle have ?
4.Why are the letter "g"and the letter"s"in "gloves"close to each other?
还有一个数学题
Seven years ago, Scott was 3 times as old as Kathy was. If Kathy is now 5 years younger than Scott,howold is Scott?