A:X染色体显性遗传 高*考*资*源*网
B:常染色体显性遗传
C:X染色体隐性遗传
D:常染色体隐性遗传
It's easy to look after dogs. (改为同义句)
It's easy to____ ____ ____dogs.
如图△ABC是等腰直角三角形,BC是斜边,将△ABP绕点A逆时针旋转后,能与△ACP′重合,已知AP=3,则PP′的长度是( )
____! Get on the bus.