如图,将四边形ABCD先向左平移3个单位,再向上平移2个单位,那么点A的对应点A′的坐标是(_ )
A:(6,1)
B:(0,1)
C:(0,﹣3)
D:(6,﹣3)
—Our class will have a party the evening of June 30th. Would you like to come? —Yes, I'd love to, but I'm going to visit my grandparents in Dalian.
下表是KCl和KNO3在不同温度下的溶解度。下列说法不正确的是( )
温度/ ℃
20
30
40
50
溶解度/g
KCl
34.0
37.0
40.0
42.6
KNO3
31.6
45.8
63.9
85.5