Помогите пожалуйста

1. While he WAS TRYING to fix the dripping tap his brother WAS GIVING him instructions.

2. Andrea DIDN'T HEAR the phone ring because she WAS DOING some work in the garden.

3. While she TRIED to lift her luggage, she WAS PULLING a muscle in her back.

4. I CHECKED in my bags and WAS GOING to the departure lounge.

5. The tribe SETTLED in the area hundreds of years ago.

6. I couldn't call you at 8:00 because I HAD dinner at the time.