. Choose the underlined part among A, B, C or D that needs correcting. 31. When I walk past the park, I saw some children play football.
32. After John eaten dinner, he wrote several letters and went to bed.
33. What did you do at 9 o'clock last night? I phoned you but nobody answered.
34. When I arrived at the station, the train has already left.
35. Ann and Susan have known each other during they were at school.
36. She has disappeared three days ago, and they are still looking for her now.
37. After Mrs. Wang had returned to her house from work, she was cooking dinner
38. It’s the first time I saw this film
39. After he graduates from university, he joined the army.
40. Up to now, there had been no woman being chosen the US president

now, of course, the quality and the seasonability of these winter dreams varied, but the stuff of them remained.   they persuaded dexter several years later to pass up a business course at the state university—his father, prospering now, would have paid his way—for the precarious advantage of attending an older and more famous university in the east, where he was bothered by his scanty funds. but do not get the impression, because his winter dreams happened to be concerned at first with musings on the rich, that there was anything merely snobbish in the boy. he wanted not association with glittering things and glittering people—he wanted the glittering things themselves. often he reached out for the best without knowing why he wanted it—and sometimes he ran up against the mysterious denials and prohibitions in which life indulges.

there you go thats what we are missing

the rocket launch by showing how the population around it changes its behavior as the earth's influence over the martian planet when he uses the term "green star".

explanation:

there is no short story here so that i can answer the question.