The Golden Week of the National Day holiday may ______ another “golden mess” with crowded trains and scenic spots A. witness B. occupy C. guarantee D. observe 答案:A把正方形纸对折、再对折,如下图.
(1)把正方形纸平均分成了( )份.
(2)每份是正方形纸的(-).
(3)2份是正方形纸的(-).
(4)图一、图二、图三各有( )个.
(5)将各图的涂上颜色.