These bags ___________big.A.are B.is D.am
________ your friend American? No, he isn’t. A. IsB. Are C. Am
________ name is Sandy. A. She B. Her C. His
I’m ________ Canada. A. froms B. to from C. from
Where _____ she from? A. is B. am C. are
Look! There’s _________ boy under the tree. A. a B. an C. the