I ________ two baseballs and my friend ________five baseballs.

My father with my mother __________ my grandparents’ home every Sunday. 

While a huge amount of money ___been spent stopping pollution , large quantities of water_    _still heavily polluted．

-------Each　of　the　students，working hard at his other lessons，______to go to university.---So do I.

Her shoes ____ black. Her ____ are grey.