第1个回答 2013-08-20
...because we have an opportunity to stay at the hotel for free.
第2个回答 2013-08-20
Because we get a chance to stay at hotel free of charge.
第3个回答 2013-08-20
because we get the opportunity, which we can stay at the hotel for free.
第4个回答 2013-08-20
As we got a chance to live free in hotel.
第5个回答 2013-08-20
As we get a free opportunity of Hotel Rezydencja