Вставьте подходящие по смыслу модальные глаголы “must”, “can”, “have to”, “may”, “need”, “be to”, “should”
1.___ I stay here? – Of course, you can.
2.We ___ hurry, we have one hour before the train starts.
3.You ___ give the child so much money, it will spoil him.
4.You ___ return the money so soon, I can wait.