—Excuse me, look at the sign “No parking”.—Sorry, I ________ it.
A: don't see
B:haven't seen
C:didn't see
D:won't see
小萌同学骑自行车上学途中,以自行车为参照物,小萌是 ____.若小萌以5m/s的速度从家里骑车10min到达学校,小萌家距学校 ____m.
①AD=AE;②BD=CE;③BE=CD;④∠BAD=∠CAE,其中可行的有( )