如图,O是正方形ABCD对角线的交点,四边形OAED,OCFB都是正方形,在图中所示的向量中: (1)与 AO 相等的向量有 ______; (2)写出与 AO 共线的向量有 ______; (3)写出与 AO 的模相等的向量有 ______; (4)向量 AO 与 CO 是否相等?答 ______.
【简答题】P A S S AG E T WO (1) T h e re w as so m e t hing in the e ld e rly w o m a n ’s beha v i or t h at cau g ht m y e y e. A lt h ou g h s l ow g estu r e s , and unsu r e of s t e p t h e w o m an m o v...
【简答题】H ea ri n g t h e ( d is appo i n t) ne ws , t h e y oun g g i rl w a s t o o s a d to con t a in he rs e lf. 2 . (j ud g e ) fr o m t h e l oo k o n he r f ac e , t h e ne ws mu st ha v e bee n v e r...