What colour shorts?
A:is her
B:are her
C:is she
D:are hers
下列各句中,没有语病的一句是( )
We should use _______ plastic bags to protect the environment. Let's say goodbye to them.
小凯想用计算器来计算二次根式和乘法,当他以 的顺序按键后,显示的结果为( )