отрицательный:
43. We are not listening to the teacher.
44. I am not writing on the paper.
45. It is not raining hard.
46. The horses are not running very fast.
47. Mary is not helping her mother to cook.
48. You are not learning English Grammar.
49. Tom’s brother is not coming to the party.
50. He is not going to the cinema.
вопросительный:
43. are we listening to the teacher?
44. Am I writing on paper?
45. is it raining heavily?
46. Do the horses run very fast?
47. Is Mary helping her mother to cook?
48. Are you studying English grammar?
49. Is Tom's brother going to the party?
50. Is he going to the movies?
Объяснение: