The big fire in Shanghai, believed to ______ due to the burning of construction materials, caused 58 deaths and destroyed all the belongings of the people there.
It ____ we had stayed together for a couple of weeks_____ I found we had a lot in common.
---I think sometimes watching TV will cause visual pollution to the teenagers. ---_________.
You had better ____ some money for your daughter.
When the children are busy playing their games.They had better be _____
The boy made ____ fun of me, so I became angry ____ him.