There is going to be a football match tomorrow . 为什么用be 而不用h

There is going to be a football match tomorrow . 为什么用be 而不用h There is going to be a football match tomorrow.(用last night改 There is going to be a football match tomorrow,这里的be 可以换做hav IS THERE GOING TO BE A FOOTBALL MATCH TOMORROW EVENING】改为同义句 There is going to be a football match this afternoon. There is going to be a football match next week There is going to(has,have)a football match tomorrow. There ________ be a football match tomorrow. There ____ a football match after school.(A.is going to be B There is going to be a football match _____a Japanese team a There ____a football match next staurday.A is going to be B There is going to have a football match next..这里为啥要把have改成be