Is it a calculator?, Yes, it is, No, it isn't, Is it a ruler?, Yes, it is, No, it isn't, Is it a rubber?, Yes, it is, No, it isn't, Is it a desk?, Yes, it is, No, it isn't, Is it a pen?, Yes, it is, No, it isn't, Is it a pencil?, Yes, it is, No, it isn't, Is it a board?, Yes, it is, No, it isn't, Is it a whiteboard?, Yes, it is, No, it isn't, Is it a calculator?, Yes, it is, No, it isn't, Is it a chair?, Yes, it is, No, it isn't.

UNIT 3

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