I'm pretty sure it should be Yo me siento en la silla. Hope this helps ^-^
1) esta
2) soy
3) estamos
4) eres
5) es
6) estan
7) estamos
8) son
9) somos
10) estoy
11) son
12) estas
Answer: B. La terraza
Explanation: The other words translate to bedroom, attic, and basement, all of which make no sense for a barbecue. Terrace(terraza) is the only one that could work
Alli esta is grammatically correct. It is correct because alli esta means "there is" and in your example, There is the first floor, sounds better. The first floor is there doesn't sound correct to me. Hope this helps.