Помогите решить кроссворд.
1. A man-made underground passage through a hill or a river. 6 букв. 2-ая u
2. A place to hide in a mountain. 4 буквы 2-ая a
3. To put things on the boat. 4 буквы.
5. Difficult to walk or stand on because it wet. 8 букв.
7. An optical instrument with a lens for each eye to look at far-away objects. 10 букв. 6-ая u