помогите пожалуйста, английский язык, я не понимаю это задание​

Ответ:

1. The boy was holding a glass of milk in his hands when the glass fell.

2. Everybody was watching TV when my dog ate lunch.

3. while the children were playing football adults were playing basketball.

4. the parents were speaking when their children screamed.

5. when we came the guests were watching TV.