1.2,2.3,3.4,4.5,5.6,(),( )找规律填空
问题描述:
1.2,2.3,3.4,4.5,5.6,(),( )找规律填空
答
6.7 7.8
答
1.2,2.3,3.4,4.5,5.6,(6.7),(7.8 )
答
6.7 7.8
答
6.7
答
1.2,2.3,3.4,4.5,5.6,(6.7),(7.8 )