Now, tTen of my classmates when I was infrom technical secondary school wernow live in the same city. as me. Ten of my classmates from technical secondary school now live in the same city as me.

Now, ten of my classmates from when I was in technical secondary school weare in the same city as me. Now, ten of my classmates from when I was in technical secondary school are in the same city as me.

I've edited my correction based on your reply below. Gabriella's correction is also good.

Two or three years ago, a couple of my teachers came to the city l live in now, and one of my classmates treated them to a meal at the hotel. Two or three years ago, a couple of my teachers came to the city l live in now and one of my classmates treated them to a meal at the hotel.

Two or three years ago, a couple of my teachers came to theour city l live in now, and one of my classmates treated them to a meal at the[a | their] hotel. Two or three years ago, a couple of my teachers came to our city and one of my classmates treated them to a meal at [a | their] hotel.

Since it's the same city you mentioned in the previous sentence, just say "this city" or "our city." In your original wording, it sounded like the city in this sentence was NOT the city mentioned in the previous sentence.

At the meal, that classmate said to me, "aAlthough we arlive in the same city, we don't meet each othup very often. At the meal, that classmate said to me, "Although we live in the same city, we don't meet up very often.

I said,"w "We can offer a gathering meal monthly in turns.take it in turns to host a dinner party once a month" I said, "We can take it in turns to host a dinner party once a month"

He thought this was a good idea and asked the other students to reach an agreemenwhat they thought. He thought this was a good idea and asked the other students what they thought.

So we set up a WeChat group and made a rule that every month a classmate was supposed to offer a meal according to the sort order in the group.agreed that we would take it in turns to host a dinner party. So we set up a WeChat group and agreed that we would take it in turns to host a dinner party.

What do you mean by 'sort order'?

So we set up a WeChat group and made a ruleagreed that everyach month a classmate was supposed to offer a meal according toone of us would host a meal, taking turns in the sort order in theder our names are listed in the WeChat group. So we set up a WeChat group and agreed that each month one of us would host a meal, taking turns in the order our names are listed in the WeChat group.

根据他们在微信群里的排列顺序 would be “the order their names are listed in the WeChat group.” I don’t know how WeChat works, but if the names are sorted alphabetically based on the pinyin spelling, then you could simply say “in alphabetical order.”

AOne of the classmates was a female. One of the classmates was a female.

Obviously, she didn't want to get in touch with us too often. Obviously, she didn't get in touch with us too often.

So we didn't invite her in. So we didn't invite her.

Today's lunch was offered for this monthhosted by a classmate. Today's lunch was hosted by a classmate.