Question

Ex. 5. Open brackets using Past Simple or Past Continuous. 4. The scientist (to work) in the lab when somebody (to switch off) the light. 5. They (to leave) the house when we (to arrive) 6. She (to print out the documents when somebody (to call). 7. It (to start) raining while she _(to water) the flowers in her garden.

Answer 1

4 was working,switched off

5 were leaving, arrived

6 was printing,called

7 started,was watering

Answer 2

Here are the sentences with the appropriate past simple or past continuous forms:

4. The scientist was working in the lab when somebody switched off the light.

5. They had left the house when we arrived.

6. She was printing out the documents when somebody called.

7. It started raining while she was watering the flowers in her garden.