1) She a) swim. b) swims. 2) Tom and Jim a) swim. b) swims. 3) The crowd a) shouts. b) shout. 4) Bob a) is a man. b) are a man. 5) Rover and Sam a) is dogs. b) are dogs. 6) Sis a) have chickenpox. b) has chickenpox. 7) They a) have chickenpox. b) has chickenpox. 8) The dogs a) run. b) runs. 9) The dog a) run. b) runs. 10) The birds a) sings. b) sing. 11) The bird a) sings. b) sing

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