40 !
read these sentences and open the brackets using the past perfect or the past perfect continuous. write only the verb forms.
1. she in sweden before she went to norway. (live)
2. we tv for half an hour when it started to snow. (watch)
3. they for two hours when it started to rain. (sunbathe)
1. She had lived in Sweden before she went to Norway.
2. We had been watching TV for half an hour when it started to snow.
3. They had been sunbathing for two hours when it started to rain.