1. Are you going to go on holiday this summer?
Конструкция "to be going to"
2.Will you go to university in the future, if you pass your exams?
Conditional Type 1. В (if-close ) Present Simple
3.Everyone is very friendly here.
Everyone - ед.ч.
4. I'd like to live abroad in the future.
5.You mustn't throw away glass bottles.
6.In China there are bikes everywhere .
Everything - всё
7. I wouldn't like to travel by balloon.
8.I have finished this exercise.
Present Perfect = have/has + V3/Ved