There is a big tree
there is a long river
there are two tall mountains.
there are lots of flowers
Subject лишнее, т.к. единственное исчисляемое.
1. Hobby - хобби.
2. Friendship - дружба.
3. Christmas - Рождество.
4. School - школа.
5. Student - ученик.
6. Parents - родители.
2. What are you thinking about?
3. Who are you talking to?
4. Who are you arguing with?
5. What are you looking at?
6. What are you looking for?