Which one is more expensive? the soda or the water?
The water is more expensive than the cola.
Which one is smaller?
The mouse is smaller than the elephant.
Which shirt is cleaner? the white shirt or the grey shirt?
The white shirt is cleaner than the grey shirt.
Which one is bigger?
The lion is bigger than the cat.
Which one has longer sleeves? the jumper or the shirt?
The jumper's sleeves are longer than the shirt's sleeves?