---_____ is George _____? ---George's working hard.
A. How, work
B. How, working
C. What, working
D. What, work
---______ must Amy _____? ---Amy must sweep the floor.
A. How , doing
B. How, do
C. What, do
D. What, doing
---______ ______ is George going to paint the bookcase? ---George's going to paint the bookcase pink.
A. What color
B. What colors
C. How colors
D. How color
---_____ is in the _____? ---There's a suit in the wardrobe.
A. What, wardrobes
B. What, wardrobe
C. Which, wardrobe
D. Which, wardrobes