It is such a difficult problem _______ no one can work out.
I’m ______ of walking home alone in the dark.
The old town has narrow streets ans small houses _______ are built close to each other.
You’ll find taxis waiting at the bus station ______ you can hire to reach your host family.
By 16:30, ______ was almost closing time, nearly all paitings has been sold.
After the flooding, people were suffering in that area, _______ urgently needed clean water, medicine and shelter to survive.