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IX/
41. It will be impossible for them to come on Saturday.
42. He has a 1500-page novel.
43. My brother enjoys walking in the rain.
44. I do not know as much about it as she does.
45. Tom wishes he had a computer at home.
X/
46. Do you usually watch TV every night?
47. We should brush our teeth right after meals.
48. Let's make our school grounds more attractive.
49. What shall we have for breakfast tomorrow?
50. What a beautiful dress she has!