Помогите пожалуйста поставить глаголы в нужной форме:
1) Children under the age of ten (to allow) in the pool.
2) A lot of money (to waste) if you don't come.
3) It isn't clear how far the ozone layer (to damage) by aerosol sprays.
4) The window (to clean) while I was there.
5) Videos like this can (to buy) anywhere.
6) Less money should (to spend) on armaments, shouldn't it?