A:①②
B:③④
C:①③
D:②④
根据所给的算式填上合适的条件.一根彩带长3米,____ ,还剩多少米?
(1)3﹣14 条件:____
(2)3×(1﹣14) 条件:____ .
比一比,再组词。
念 ____ 令____
每____ 母____
前____ 剪____
The girls ______ how to dance a month ago and now they can dance well.