Ответ:
Решение:
- You shouldn't forget to do a good warm-up. (DONT)
Don't forget to do a good warm-up. - Start preparing a few months before the walk. (HAVE)
You have to start preparing a few months before the walk. - It's a good idea to practise with a friend. (SHOULD)
You should practise with a friend. - It's not necessary for you to buy special sports clothes (NOT HAVE TO)
You do not have to buy special sports clothes.
Ответ:
1. Don't
2. have to
3. should
4. do not have to
