Ответ:
1) River Severn is the longest river in Great Britain.
2) Washington is the capital of the United States of America.
3) Jannat speaks German very well. Last summer she went to Germany with her family.
4) I have recently used the services of this travel agency to book a cruise in the Mediterranean.
5) The Mount St. Helens is the volcano located in Washington.
6) Mount Everest is the highest mountain in the world.
7) My grandparents live in Naryn.
8) My dream is to visit California.
9) Korea is near Japan and China.
10) Australia is a very big continent.
11) Osh gets very hot in the summer.