——Can I have _________ apples, Mom?
——Sorry, Kate. We don't have _________ apples at home.
A:some; any
B:any; some
C:any; any
D:some; some
ATP是____ 的英文名称缩写.
— Which would you like to drink, tea or coffee?
— ________. I'd like some orange juice.
求证:有两条中线相等的三角形是等腰三角形.
(2015•泰安)如图,△ABC是直角三角形,且∠ABC=90°,四边形BCDE是平行四边形,E为AC中点,BD平分∠ABC,点F在AB上,且BF=BC.求证: