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1) Is it ... 2) Is It... 3) Is she... 4) Is he... 5) Are they... 6) Are the pupils... 7) Is Ivan... 8) Are we... 1) Are they... 2) Are the hats... 3) Is mum... 4) Are mum and dad... 5) Is Marina^s bike... 6) Is the crocodile... 7)Are the crocodiles... 8) Are the frogs... 9) Is the frog...  10) Are we...