Rewrite.
38. The morning flight is better than the afternoon one.
- The afternoon flight is worse than the morning one.

39. How much are your new earrings?
- How much do your new earrings cost?

40. Do you want any sugar in your coffee?
- Would you like some sugar in your coffee?

41. They walk to school every morning.
 They go to school on foot  every morning.

IV. Make question for underlined part.
42. He should spend more time on his homework

What should he spend more time on?

43. The children help their father to repaint and decorate their house.

What do the children help their father to do?

44. They are cleaning their big house at the moment

What are they doing at the moment?

45. Mai's classes start at 7 o'clock in the morning.

What time do Mai's classes start in the morning?