There were a lot of meetings duringat work, today.

or "we had a lot of meetings at working today"

It waThis is because tomorrow is a holiday and we had to decide on many things for our schedule.

Each of themmeeting was on a different topic, so Iit was little confusehard to understand them (all).

FortunateLuckily, I finished all of my shared thingsoff all my group tasks I had to do before I got off work.

I will (take a) rest tomorrow, and I will do my best to handle the remaining works.

Lots Oof Meetings

In titles, small words like 'of, the, and' etc aren't capitalised.
Think - Lord of the Rings.

There were a lot of meetings during work, today.

We had a lot of meetings at work today.

It was because tomorrow is a holiday and we had to decide on many things for our schedule.

We had a lot of decisions to make in regards to our schedule.

Each of them decisions was on a different topic, so I was little confusefound it a bit confusing/hard to understand them.

Fortunately, I finished all of my shared thingsthe group tasks that I had to do before I got off work.

I will take a rest day / (day off) tomorrow, and I will do my best to handle the remain woring tasks.

There were a lot of meetings duringat work, today.

It was because tomorrow is a holiday and we had to decidmake many thingdecisions for our schedule.

Each of them washad a different topic, so I was little confused to understand them.

Fortunately, I finished all of my shared things to doduties before I got off work.

I will take a rest tomorrow, and I will do my best to handle the remaining works.