根据句意将括号中的字母组成正确的单词并填空。
1.(herew) —______ is your backpack?
—It's on the sofa.
2. (serdres) Look.The ______ is next to the bed.
3. (nowk) —Where are my keys?
—Sorry. I don't ______.
4. (wredra) My mother's gold ring is in the ______.
5. (dinbeh) The eraser is ______ the pencil case.
