A:秦、楚、齐、燕
B:齐、楚、秦、燕
C:燕、齐、秦、楚
D:燕、齐、楚、秦
关于宇宙的叙述,正确的是( )
Cathy was born blind(天生是盲的), so she has __________ seen our beautiful world.
如图,下列判断中错误的是( )