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

Not only I but also Jane and Kate ___ tired of  reading one book after another.

Every student as well as teachers who ____ to visit the museum_____ asked to be at the school gate on time.

--- How _____ hours do you sleep a day?--- Well, about eight hours. But how _____ sleep do we students really need?

It’s said that there _____ a football match on TV this evening.