They all enjoy the festival ____ home. ( )

A．in

B．on

C．at

填空题。
【小题1】My grandma ________(watch) TV every day .
【小题2】Ann often __________ (watch) TV at home. She ________ (watch) again last night.
【小题3】He wears shorts __________ Australia.
【小题4】Danny __________ (buy) three balls.
【小题5】—Swimming is __________ (easy) for me. I can’t swim.

创新题。
【小题1】
________________________________________
【小题2】Can you say the number from 10-20?
________________________________________
【小题3】
________________________________________（写出对应的介词）

Lang Liwei’s family met him ________ the airport. (   )

A．in

B．on

C．at

Because we are back ______ school. （   ）

A．for

B．on

C．at