用括号内所给的提示完成句子。

1. Having walked for about two hours, the group of travelers stopped to have lunch ___ ___ ___ ___

     the woods.  (在 ……的边缘)

2. Her fans look forward to her newest album ____ ______ in winter. (出版)

3. I didn't know his address ___ _______. Therefore, we had great trouble finding his house.  (确定)

4. India is much smaller than China both ____ ______ ____ size and population. (就……而言)  

5. What made us delighted was that he was able to _____ ______ his anger and avoid a fight. (控制)

6. Living cost is a hot topic among the general public, so most of our meetings _____  _____ ______

    discussing the housing problem.  (专注于)