根据所给汉语提示完成下列句子。
（1）Bobby feels  ____（累）and hungry.
（2）They find a  ____（标识）on the tree .
（3）We can put rubbish in the ____（垃圾桶）.
（4）We can sweep the  ____（地）.
（5）We should not ___（浪费）water.