Помогите сделать, Заранее спасибо У меня сегодня ДР! Мне будет приятно если поможете

1. I have always wanted to see Lake Titicaca. 2.Have you seen the mountains in New Zealand yet? 3.We have never seen dolphins.4.Sam has already been to Spain. 5.Have they ever visited the British Museum? 6.My sister have not visited London yet7.I have never travelled by plan.8.It has always been my dream to travel to Japan.