A:I'm thirsty. I want to sleep.
B:I'm hungry. I want some bread.
圆周率的推算在当代可谓突飞猛进。早在一千多年前,第一个在世界上将圆周率的数值准确到小数点后第七位的数学家是( )
Let's go to the ________ to play football.