1) I'm playing volleyball. a) b) c) d) 2) Are you collecting shells? a) b) c) d) 3) He's swimming in the sea. a) Yes, he does. b) Yes, he is. c) No, he isn't. 4) Is she making a sandcastle? a) No, he isn't. b) Yes, she is. c) No, she isn't. 5) Are they fishing? a) No, they aren't. b) Yes, they are. c) No, they can't.

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