根据句意及首字母提示补全单词。

1. Tom's father is cooking dinner for the family in the k____________.

2. The accident h____________ outside my house on the night of October 19th, 2009.

3. Children should have free time to r____________.

4. After an earthquake, a snake robot could help look for people u____________ buildings.

5. We should help our parents with their h____________ at home.