She ______ wearing a yellow skirt. (   )

A．are

B．is

用所给词的正确形式填空。
【小题1】We should stop _________ (throw) rubbish into rivers.
【小题2】In the past, the Earth _________ (be) clean and beautiful.
【小题3】My brother is __________ (plant) trees in the backyard.
【小题4】The Earth __________(get) sick now.
【小题5】We shouldn’t __________ (cut) down so many trees.

The shorts ________ new. (    )

A．am

B．is

C．are

The dinner ______ so good. （    ）

A．looks

B．look

C．looking

( ) There ________ some apple juice in the bottle.

A．are

B．is

C．has

D．Have