下列各组句子中,加线词的意义和用法相同的一组是 ( )
A:①项王则夜起,饮账中②今则来,沛公恐不得有此
B:①下令如流水之原②无坠天之降葆命
C:①太史公执迁手而泣曰②日夜跂而望归
D:①我以其壁与圭归,以俟尔命②以一仪而当汉中地
____ she often ____ (play) volleyball after class?
美丽泉城,节水保泉,爱护环境,从我做起。下列做法中,不利于环境保护的是()
已知点P到圆的最大距离为11,最小距离为7,则此圆的半径为多少?
——Can you come to my party on Saturday afternoon?
—— .I'll have to help my parents.