We work together to achieve our common purpose: ________ world that is safer, cleaner and healthier than ________ one we are living in.

The number of people present at the concert was ________ than we expected.

The old woman has something wrong with her eyes and has to have them______.

---I don’t like action films. They are too noisy.
--- ________. I never watch action films.

---He seldom spends money buying new clothes or going traveling, ______ he?
---______. He can’t save a coin, though.