用there be或have的适当形式填空
＿＿＿a new tv in mary,s bedroom.
＿＿＿a packet of salt and two kilos of meat in the basket?
look,＿＿＿some classrooms and each room ＿＿＿four windows.
＿＿＿no swimming pool in my school last year.
i＿＿＿a school sports meet next monday.
＿＿＿any water in the fridge.
＿＿＿a lot of sheep on the farm.
how many doctors＿＿＿in this hospital?it＿＿＿about one hundred doctors.