3. i have never been in a four-star hotel
4. i've been looking after their dog for the past week
5. have yet to finish renovating their kitchen (не уверена как здесь еще использовать have, но это грамматически правильно)
6. hasn't thrown the rubish away yet
Объяснение:
3. i have never been in a four-star hotel
4. i've been looking after their dog for the past week
5. have yet to finish renovating their kitchen (не уверена как здесь еще использовать have, но это грамматически правильно)
6. hasn't thrown the rubish away yet
Объяснение: