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.
To make members of a team perform better, the trainer first of all has to know their ______ and weaknesses.
There was such a long queue for coffee at the interval that we _____ gave up.
What _____ me most was that my parents were so _____ with my school grades.
I’m sure that your letter will get ______ attention. They know you are waiting for the reply.
The driver _____ have drunk a lot before the accident, but I’m not quite sure of that.