Past Continuous:

1. I was meeting my friend in the park when it suddenly started to rain badly. We were approaching the tree when we saw that there were already so many people around us that it would never have fit all of them if not for the rain.

2. When I was a student, I helped my mother a lot around the house. I used to cook while she cleaned the house. One day while I was cooking dinner, my brother came into the kitchen and started teasing me.

3. At the time when I was a student, I traveled a lot around the country. I shared my experience with other students at lectures and seminars.

Future Continuous:

1. Next Monday, when I am in the office, I will prepare reports for management. I know it will be difficult, but I have what it takes to be successful.

2. I will be holding this conference next week, so I must prepare well. I have already acquired all the necessary materials and I am going to conduct a training with my employees this weekend.

3. Tomorrow we will run a marathon for charity. We have a lot of participants and I am sure that this will be a very successful event. I will coordinate the work of all volunteers and keep the spirit of the participants.

Present Continuous:

1. I work in an office and am currently writing reports for management. This is a very hard job, but I know that it will help me develop in my career.

2. I am currently preparing for the conference next week. I study all materials and prepare presentations to be ready for any questions.

3. I joined a charitable foundation and am now actively raising money for the fight against cancer. I send letters to friends and acquaintances, tell about my initiative and ask them to join the action.