Here are the correct forms of the words in brackets to complete the sentences:

1. I enjoy doing the gardening every day. It helps me to keep myself **active**.
2. Nowadays many people **like** travelling by plane, and prefer to take the train.
3. Having a warm bath can be very **relaxing** after doing exercise.
4. **Membership** of the club is open to all who live in the village.
5. The **popularity** of the book led the publishers to print the second edition.