Ответ:
1) Have they just come back from a school conference in Moscow?
2) Did they hear about a 10-day expedition to the Ugra National Park?
3) This park is located beside the Zhizdra River and has many different trees and plants found in Central Russia, isn’t it?
4) Who learned that most school students in Russia study Ecology and take part in conferences and events about modern ecological problems?
5) Can children go to a lot of camps where they can learn to do practical things to take care of nature and help the environment?
6) The aim of the students’ expedition was to explore the flora and fauna of their native land and learn more about practical ecology, wasn;t it?
7) Did they learn how to experience nature by using all their senses?
8) Who participated in volunteer work such as cleaning the springs and paths in the forest?
9) Their adventures also taught them a lot of practical lessons about living independently in the middle of the forest, didn’t they?
10) What was one of the students’ favourite activities?
Объяснение: