Complete the sentences with the correct form on the word in brackets.
1. The popular ... took part in the concert yesterday. (sing)
2. Paula wants to become an English ... . (teach)
3. Ivan Pavlov is a world-famous ... . (science)
4. This club is only for famous ... of our contry. (travel)
5. I think you will be a successful ... in the future. (write).
EXAMPLE: Denis is the best swimMER in our school. (swim)