将点A(1,﹣2)向右平移2个单位,再向上平移3个单位得B点,则B的坐标为( )
A:(﹣1,1)
B:(﹣1,﹣5)
C:(3,1)
D:(3,﹣5)
— Sorry. We don't have a T-shirt like that.
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观测月球等天体时应选用 ____镜,观察细胞内部结构时应选用 ____镜.