Mr. Taylor loved being a crossing guard. He enjoyed laughing and joking with the kids on their way to school. it was only a problem when it was raining out. On rainy days, most of the kids get a ride from their parents, and Mr. Taylor is stuck standing in the rain alone. Change “it was only a problem…” to “It was only a problem…”
Change “Mr. Taylor” to “Mr. taylor.”
Change “parents” to “Parents.”
No changes required.

It's the first choice

"it was only a problem" is the start of a sentence, so "I" in "It" should be capitalized.

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

he thought hans was leaving

at least thats what i think it is

sorry if wrong