Dưới đây là những câu hoàn chỉnh từ các từ đã cho:

1. Last summer, we enjoyed a festival in a city very much.
2. I have seen several beautiful landscapes during my travels this year.
3. We met new friends at the summer camp who shared their experiences.
4. My performance in school has improved a lot because of new study techniques.
5. I have been to several countries with my family over the past few years.
6. I shared my travel experiences with friends who were very interested.
7. Recently, we attended a very interesting workshop about improving public speaking.