Поставьте глаголы в скобках в будущее простом времени i think we two return tickets. ( to buy) kate ten tomorrow. (to be) my aunt to canada next summmer. (to go) i you in the evening. (to phone) i'm sure our 3-day tour more than 5000 roubles. (to cost)

I think we two return tickets. (shall buy)
Kate ten tomorrow. (will be)
My aunt to Canada next summmer. (will go)
I you in the evening. (will phone)
I'm sure our 3-day tour more than 5000 roubles. (will cost)