13.Use What's or Who's and the adjectives in brackets in the superlatives to complete the questions. Then ask and answer in pairs.
1..........What's the most exciting..... (exciting) sport to play ?
........I think it's football............
2. .................................... (funny) comedian in the world ?
...................................
3. ........................... (good ) programme on TV?
.............................................
4. .........................( popular) singerin your country ?
...................................
5. ................ (diffcult) language in the world?
..................................