Нужно употребить present simple или future simple 1. lets wait till the green light (to be) on. 2. where we ( to meet)? 3. when you (to get off) the bus i (to be) there. 4. i ( to be ) afraid they (to miss) you very much

1. Let's wait till the green light is on.
2. Where shall we meet?
3. When you get off the bus I will be there.
4. I am afraid they will miss you very much.