I have been feeling that time flies on weekends. I have been feeling that time flies on weekends.

I have been feeling like time flies on weekends. I have been feeling like time flies on weekends.

Alternate suggestion: "I've been feeling like time flies on the weekends." (`Contractions` are super common in English, almost everyone uses them: I have -> I've)

IOn weekdays, I also feel that time flies, but I especially feelfeel that time passes soespecially quickly when I have time off. On weekdays, I also feel that time flies, but I feel that time passes especially quickly when I have time off.

IOn weekdays, I also feel time flies, but I especially feel time passes so quickly when I have time off. On weekdays, I also feel time flies, but I especially feel time passes so quickly when I have time off.

Correct, but more natural suggestion: "...I especially feel time passes **more** quickly when I have time off"

I think we need to invent something thatwhere/with which people can control the time, so that whenever we do what we want/like to do or want to pass, to spend, we have longer time. I think we need to invent something where/with which people can control the time, so that whenever we do what we want/like to do, we have longer time.

I wasn't quite sure what you meant here. See what you think to my suggested correction.

I think we need to invent something that lets people control the time that whenever we do what we want to do or want to pass, to spend longer time. Allowing us to spend more time on what we want to do. I think we need to invent something that lets people control the time. Allowing us to spend more time on what we want to do.

This was a really complex sentence. I think you did a good job, but the 2nd half was a little hard to understand.

Or asthe opposite stuff which– we can shorten moments that we feel it isare hassle or if we want to procrastinate as theywhen we like. Or the opposite – we can shorten moments that we feel are hassle or if we want to procrastinate when we like.

Procastinate normally means to put something off to another time.

Or asthe opposite stuff whichwhere we can shorten moments that we feel it is hassle or want to procrastinate as they likare a hassle. Or the opposite where we can shorten moments that we feel are a hassle.

"or want to procrastinate" sounds weird in this sentence, since you're `contrasting` "lengthening time" (in the previous sentence), with "shortening time" in this sentence. Therefore, it sounds weird to include "or want to procrastinate" (which would mean we want to "lengthen the time").

I imagine those things during every Sunday and during long holidays. I imagine those things during every Sunday and during long holidays.

I imagine those things every Sunday andor on long holidays. I imagine those things every Sunday or on long holidays.

Luckily, my school time table on Monday has my favourite subjects, so I can go to thefeel good/happy about going to school then. Luckily, my school timetable on Monday has my favourite subjects, so I feel good/happy about going to school then.

Luckily, my school time tableedule for school on Monday has my favourite subjects, so I can go to the school. Luckily, my schedule for school on Monday has my favourite subjects, so I can go to the school.

時刻表 == Schedule ("time table" isn't a thing in American English, it sounds like "times tables" == 九九) American English spelling: `favorite` British English spelling : `favourite`

In my country, next Monday is a public holiday, so it makes me feel less– reluctancet to go. In my country, next Monday is a public holiday, so it makes me feel less reluctant to go.

Do you mean you feel okay about going this Monday if you get next Monday off? It's not 100% clear, I think.

In my country, next Monday is a public holiday, so it makes me feel less– reluctancet to go. In my country, next Monday is a public holiday, so it makes me feel less reluctant to go.

I'm not sure if you meant to say "more reluctant". reluctant == 不本意 less reluctant == あまり不本意じゃない more reluctant == もう少し不本意