EXTRA PRACTICE Answer Key MODULE 4 Extra Practice: Section A Vocabulary Page 1 1 1. calories 2. cholesterol 3. Baked 4. cooked 5. vitamins 6. Boiled 2 1. healthy 2. protein 3. Fried 4. fat 5. tasty 3 1. frozen 2. raw 3. fresh 4. sour 5. Sweet 6. spicy Grammar Page 2 4 1. shouldn’t 2. mustn’t 3. have to 4. need to 5. Should I 5 1. should be cooked 2. mustn’t be left 3. must be used 4. should be washed 5. should be covered 6. shouldn’t be kept 6 1. 2. 3. 4. 5. mustn’t be should shouldn’t don’t need to must be 6. 7. 8. 9. don’t have to needs to don’t need to should Advanced Think Ahead 3 Photocopiable © Burlington Books 1 EXTRA PRACTICE Answer Key MODULE 4 Extra Practice: Section B Vocabulary Page 1 1 1. 2. 3. 4. chin lungs neck wrist 5. heart 6. ankle 7. muscles 2 1. bones 2. intestines 3. ribs 4. spine 5. thumbs 6. brain 3 1. knee 2. back 3. elbows 4. shoulder 5. brain 6. toes Grammar Page 2 4 1. couldn’t / wasn’t able to go 4. will be able to leave 2. isn’t able to / can’t move 5. can’t / am not able to see 3. Can you move / Are you 6. weren’t able to / able to move couldn’t get 5 1. may not / might not like 2. may / might have 6 1. 2. 3. 4. James must be operated on now. His leg might be broken. The reason for her breathing problems couldn’t be found. Antibiotics mustn’t be given to her. / She mustn’t be given antibiotics. 7 1. 2. 3. 4. can’t couldn’t might not could 3. may not / might not be 4. may / might send 5. 6. 7. 8. was able to couldn’t be might were able to Advanced Think Ahead 3 Photocopiable © Burlington Books 2 EXTRA PRACTICE Answer Key MODULE 4 Extra Practice: Section C Vocabulary Page 1 1 1. anxious 2. peaceful 3. neat 2 1. d 2. a 3 1. charming 2. proud 3. skilful 3. f 4. g 4. ridiculous 5. courageous 6. truthful 5. b 6. e 7. c 4. curious 5. hopeful 6. efficient Grammar Page 2 4 1. beautifully 2. less pleasantly than 3. fast as 4. better than 5. frequently 5 1. worse than 2. cheerfully 3. high as 4. anxiously 5. less efficiently than 6 1. 2. 3. 4. 5. further / farther than 6. as frequently 7. less differently than well as brilliantly more skilfully than confidently Advanced Think Ahead 3 Photocopiable © Burlington Books 3