1) pupil a) b) c) d) 2) teacher a) b) c) d) 3) builder a) b) c) d) 4) vet a) b) c) d) 5) waiter a) b) c) d) 6) Are they pupils? a) Yes, they are. b) No, they aren't. 7) Are they teachers? a) Yes, they are. b) No, they aren't. 8) Are they teachers? a) Yes, they are. b) No, they aren't. 9) Are they waiters? a) Yes, they are. b) No, they aren't. 10) Are they waiters? a) Yes, they are. b) No, they aren't. 11) Are they builders? a) Yes, they are. b) No, they aren't. 12) Are they builders? a) Yes, they are. b) No, they aren't. 13) Are they vets? a) Yes, they are. b) No, they aren't. 14) Are they vets? a) Yes, they are. b) No, they aren't. 15) Are they pupils? a) Yes, they are. b) No, they aren't.

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