-- Miss Wang, I'm sorry I am late because I _______ to catch the early bus.
-- It doesn't matter. You'd better come to school earlier next time.
A:needed
B:failed
C:managed
下面四个“艺术字”中,轴对称图形的个数是( )
据报道,各种偷拍现象泛滥。但越来越多的受害者选择对簿公堂,这表明( )
下面表示骨、关节和肌肉的模式简图中,最准确的是( )