为什么不能说we will have a five days holiday.what about going to suzhou?

为什么不能说we will have a five days holiday.what about going to suzhou? 为什么只能说will be more pollution而不能说will have more pollution We will have a miracle We will have a miracle We ________ an English contest this time yesterday.A.had B.were having C.are having D.will have 选B,请问为什么不能选A? there will have是错的,那we will have 为什么对we _____ a new teacher next term.A.will have we（）John's name on the race list yesterday but for his recent injury.A will put B will have putwould put D would have put 为什么不能选C We will have a picnic if it is fine tomorrow这句话为什么不可以说成We will have a picnic if it will be fine tomorrow? We haven't decided yet if we（ ）a party tomorrow.括号中用will have可以吗?请说详细点,为什么可以或不可以,不可以应填have吗?将来时为什么不行? We will have a picnic tomorrow. When will we have a field trip We will have a bitch of time we will have a party____next Sunday We will have a meeting等于什么 Hope we will have a happy We will have a miracle !是什么意思? Will we have a DVD player? We hope we ______(have) a happy journey.为什么不能直接用have是不是有hope sb do sth We will have an exam ( )tomorrow morning.A / B on C in为什么选A