Complete the sentences with the correct form of the words in brackets.
1. If you want to try something more _____, go trekking (adventure)
2. Some parents give their children too much ________ (free)
3. Is this bottle ________ ? (recycle)
4. More ________ measures should be taken to protect the environment. (effect)
5. The restaurant provides some nice _______ dishes. (tradition)​