Rose, you leave your school things on the floor like this. Keep your room clean and tidy.
Yesterday morning I was just leaving_______ the telephone rang.
-When did your computer go wrong? -Last night, while I_______ some music from a website.
The girl devoted all her time she had_______ others.
_______ he brought us!
There are many trees on_______ side of the street, and_______ of the trees is still growing.