—Listen! Who _____ in our classroom?
—It must be Steve. He ______ very beautifully.
A. is singing; sings
B. is singing; is singing
C. sings; is singing
—Listen! Who _____ in our classroom?
—It must be Steve. He ______ very beautifully.
A. is singing; sings
B. is singing; is singing
C. sings; is singing