(A)in (B)putting on(C)wearing (D)having

( )4.Look!The twins_____their mother do the housework.

(A)are wanting (B)help(C)are helping (D)are looking

( )5.Is she____something?

(A)eat (B)eating (C)eatting (D)eats

( )6.They are_____their clothes.

(A)makeing (B)putting (C)put away (D)putting on

( )7. Who ______ over there now?

A. singing B. are sing C. is singing

( )8.It’s nine ten. The students ______ a music class.

A. have B. having C. are having

( )9. Listen! The boy _______.

A. crying B. is crying C. cries

   ( )10. Don’t talk here. Grandparents ______.