Ответ:
1. 1) tastier
2) the most interesting
3) bigger
4)cheaper
5) highest
2.1) went
2)have not eaten
3) was
4) are doing
5) takes
3.
1) when herry went to France?
2) why Jane's trip was exciting?
3) where we will spend our holidays?
4) how many apples we need for pie
5) when my father read newspaper?