20 второе и третье если не правильно,то тоже! ​

2. They weren't playing tennis when they broke the window.

3. Lily was wearing her new dress when I met her.

4. We were waiting for the bus when we saw a film star.

5. When you were calling me I had dinner.

6. I didn't get your message while I was surfing the Internet.

7. When my dad got home my sister and I were listening to loud music.