Проверьте, пожалуйста, вопросы на английском языке.

Question

1)How much time teenagers were planning on going to the concert?

2)Who gave the author a ticket to a rock concert?

3)What did the author put on to the concert?
4)What is the most favorite band of the author?
5)What style of music preferred by the author?
6)What is the name of friend author?
7)The author liked the concert?
8)Why the author likes this style of music?
9)How long is the concert?
10)What the author hopes in old age?

Дмитрий · Accepted Answer

ошибка friend author надо- author's friend
9 вопросне какой длина концерт, а как долго длился концерт?

Иван К · Answer

1)How much time teenagers were planning on going to the concert?-ошибка-

Сколько раз подростки планировали идти на концерт?

How many times were teenagers planning on going to the concert?

Дмитрий Дорофеев · Answer

favorite - предельное прилагательное, у него не может быть превосходной степени
5) is preferred 
7) Did the author like 
8) Why does the author like
9) How long did the concert last?
10) What does the author hope for in his old age?