( ) —Must I finish my homework now? —No, you_______. You_______ finish it tomorrow.
( ) They are. A .draw B. drawwing C. drawing
( ) These are . A. tigers B. tiger C.duck
( ) This is . A.beijing B. yunnan C Shanghai
( ) These ducks very naughty! A. is B .are C was
( ) Let’s the flowers. A. to water B. water C. watering