—Will you please go to see the movie with me?
—No, I won't. I __________ it already.
A:saw
B:have seen
C:see
D:will see
下列关于正比例函数y=﹣5x的说法中,正确的是( )
确定南、北地区分界线的主导因素是( )
下表是某学校食堂最近一次的购物清单.请算出每种物品的单价填在括号里.(从上到下填写)