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.
