III. Find out one mistake in each of the following sentences, then correct it.
41. My friend has less books in English than I do. _________
42. They often go to bed early and never get up lately. _________
43. Do you know how much does it cost to fly from Ho Chi Minh to Jakarta? _________
44. I like watching TV. There are a good film on TV tonight. _________
45. It is a four-hours train journey from Ha Noi to Lao Cai. _________