Progress checking
Exercise 1, p. 81
a) 1. everyone, 2. nothing, 3. someone, 4. everything, 5. somewhere, 6. none of them, 7. no one.
b) 1. don't have to, 2. don't have to, 3. must not, 4. mustn't, 5. doesn't have to, 6. mustn't.
c) 1. drunk, 2. sent, 3. been talking, 4. played, 5. visited, 6. been reading, finished.
Exercise 2, p. 81
a) 1. believe, 2. guess, 3. concentrate, 4. believe in, 5. recognise, 6. imagine.
b) instruments: violin, trombone, clarinet, trumpet, guitar.
types: jazz, rock, country, reggae.