1. Welcome to my home! Please make yourself at home and feel free to explore.

（欢迎来到我的家！请随意自在，探索一下吧。）

2. The hotel staff welcomes you with a warm smile and a heartfelt welcome speech.（酒店员工热情地向你微笑并致欢迎词。）

3. The sign at the entrance of the park reads "Welcome to this beautiful oasis in the heart of the city."（公园入口处的标志上写着“欢迎来到这座城市心脏地带中的美丽绿洲”。）

4. The new employee was greeted with a warm welcome from his colleagues on his first day at work.（新员工在第一天上班时受到了同事们热情的欢迎。）

5. The coach's pep talk before the game was a welcome change for the team.（教练在比赛前的鼓舞士气的演讲对球队来说是一个受欢迎的变化。）