题干
— Is this your school?
— .
A：Yes, it isn't
B：No, it is
C：Yes, it is
D：No, this isn't
答案(点此获取答案解析）
C
— Is this your school?
— .
A：Yes, it isn't
B：No, it is
C：Yes, it is
D：No, this isn't
沿与水平面成
角的方向斜向上进入匀强电场，在电场中做直线运动，则液滴向上运动过程中（ ）
