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.
With a lot of difficult problems_____________, the newly-elected president is having a hard time.
_____________, she is of great help in the work.
.Nobody knew when the fire ________, but they knew it ________ the next morning.
My mother opened the drawer to _______ the knives and spoons.
He offered the information the police needed and deserved _______.