-________ you go to school on foot?-Yes,I do.A.Is B.Am C.Do
_________a fine horse!A. How B. What C. Where
__________lovely they are!A. what B. What a C. How
The mother pig has three _________.A. piglets B. puppies C. kittens
What are ___________over there?A. that B. these C. those
The ducks and ducklings _______swim.A. doing B. are C. can