1. will be climbing or swimming
2. was, was working или will be, will be working (в зависимости от контекста)
3. Will you use
4. will be having
5. will you pass или did you pass (опять же контекст)
6. will visit ( можно сказать I'm visiting - как запланированное действие)
There are chairs in my room.
Also there's a big table.
There is no window in my room.
Правильные:
1 второе
2 третье
3 первое
4 второе
5 третье
6 третье
7 второе
8 третье