Year-End Debriefing Session

　Today, the year-end debriefing session of various organizations in our university was held. Some people presented their research, and some people presented their venture activity. We also presented about our software development venture and our projects. It was the exciting event, and I learned a lot from many other organizations. After the debriefing session, we participated a banquet and ate delicious dinner.

• Year-End Debriefing Session
• This sentence is perfect! No correction needed!

• Today, the year-end debriefing session of various organizations in our university was held.
• This sentence is perfect! No correction needed!

• Some people presented their research, and some people presented their venture activity.
• This sentence is perfect! No correction needed!

• We also presented about our software development venture and our projects.
• We also presented about our software development venture and our projects.

• It was the exciting event, and I learned a lot from many other organizations.
• It was the an exciting event, and I learned a lot from many other organizations.

• After the debriefing session, we participated a banquet and ate delicious dinner.
• After the debriefing session, we participated in a banquet and ate a delicious dinner.

• We also presented about our software development venture and our projects.
• We also presented reports about our software development venture and our projects.

• After the debriefing session, we participated a banquet and ate delicious dinner.
• After the debriefing session, we participated in a banquet and ate delicious dinner.

I must say you do have an ample social life you know ))