Упражнение 7. Заполните пропуски, используя whіlе или when. Раз вы на уровне intermediate, то вам надо знать, чем отличаются союзы when и whіlе. Союз whіlе подчеркивает длительность и глагол после него ставится в Continuous, в то время как when подчеркивает факт, и глагол после него ставится в Simple. СРАВНИТЕ: . While I was having a bath, the telephone rang. I was having a bath when the telephone rang. 1. I was waiting for the school bus ... I saw Nathan. 2. My mum preparing dinner ... tеlерhоnе rаng. 3. Paul and Mary finished their work ... Granny was making tea. 4. The vase fell from the shelf, I was watching TV. 5. I was driving along ... a dog ran onto the road. 6. My sister was washing her hair ... she was listening to the music. ...

1. I was waiting for the school bus when I saw Nathan.
Explanation: The action of waiting for the school bus happened before the action of seeing Nathan. Therefore, we use "when" to indicate the fact that seeing Nathan happened after waiting for the school bus.

2. My mom was preparing dinner when the telephone rang.
Explanation: The action of preparing dinner was happening at the same time as the action of the telephone ringing. Therefore, we use "when" to indicate the fact that these two actions were happening simultaneously.

3. Paul and Mary finished their work while Granny was making tea.
Explanation: The action of finishing work lasted for a certain duration, while the action of Granny making tea also lasted for a certain duration. Therefore, we use "while" to emphasize the duration of the actions happening simultaneously.

4. The vase fell from the shelf while I was watching TV.
Explanation: The action of the vase falling happened while the action of watching TV was in progress. Therefore, we use "while" to indicate the duration of the actions happening simultaneously.

5. I was driving along when a dog ran onto the road.
Explanation: The action of driving along happened before the action of the dog running onto the road. Therefore, we use "when" to indicate the fact that the dog running onto the road happened after driving along.

6. My sister was washing her hair while she was listening to the music.
Explanation: The action of washing hair and listening to music were happening at the same time. Therefore, we use "while" to emphasize the simultaneous occurrence of these actions.

By using "while" and "when" appropriately, we can accurately express the sequence of events and duration of actions in a sentence.