Exercise 63
1. dogs 2. human 3. smell 4. hearing 5. blind

Exercise 64
1. manager 2. job 3. supermarkets 4. day 5. week

Exercise 65
1. television 2. students 3. cars 4. park 5. school

Exercise 66
1. shops 2. open 3. hours 4. morning 5. supermarket

Exercise 67
1. treasures 2. feathers 3. held 4. shelf 5. beach

Exercise 68
1. magazine 2. videos 3. skateboarding 4. street 5. skate

Exercise 69
1. years 2. lessons 3. teachers 4. known 5. film

Exercise 70
1. news 2. home 3. running 4. office 5. children

Exercise 71
1. pools 2. friends 3. competitions 4. swimmers 5. swimming

Exercise 72
1. sing 2. internet 3. break 4. record 5. album

Exercise 73
1. statue 2. owner 3. station 4. dog 5. professor

Exercise 74
1. customers 2. feet 3. shoes 4. pairs 5. size

Exercise 75
1. friends 2. game 3. reading 4. computer 5. hat

Exercise 76
1. girl 2. team 3. football 4. parents 5. club

Exercise 77
1. circus 2. clown 3. jobs 4. brothers 5. house

Exercise 78
1. course 2. food 3. cooking 4. adults 5. children

Exercise 79
1. mammals 2. underwater 3. whales 4. sleep 5. surface

Exercise 80
1. animals 2. transmitted 3. symptoms 4. scientists 5. children

Exercise 81
1. pieces 2. player 3. king 4. mind 5. Clock

Exercise 82
1. boxes 2. cups 3. birthdays 4. market 5. flowers