We are planning to attend the meeting tomorrow.

I prepared emergency food and water to prepare for an earthquake.

In preparation for an enemy attack, we strengthened our defense system.

He contributed to the team's defence.

He defended his opinion.

In order to succeed in this project, it is necessary to strengthen teamwork.

We hold meetings every week to strengthen teamwork.

This system is very efficient.

My brother works as a systems analyst.

My computer needs a new operating system.