Put the verbs in brackets into the present perfect or the past perfect.​

ответ:1. Have you seen him lately? 2. She had done a survival course before she climbed the mountain alone. 3. We have been to Scotland twice so far. 4. By the time she arrived, he had left. 5. John isn't here. He has gone out. 6. He has never had such a strange dream before.

Объяснение: