Ex1: Odd one out
1. A. rough B. sum C. utter D. union 2. A. noon B. tool C. blood D. spoon 3. A. chemist B. chicken C. church D. century 4. A. thought B. tough C. taught D. bought 5. A. pleasure B. heat C. meat D. feed 6. A. chalk B. champagne C. machine D. ship 7. A. knit B. hide C. tide D. fly 8. A. put B. could C. push D. moon 9. A. how B. town C. power D. slow 10. A. talked B. naked C. asked D. like