101.   The accidents are blamed on careless driving, faulty cars and dangerous roads.

102.   The accident was blamed on the building company, which had not inspected the site before digging began.

103.   That accident was also blamed on technical problems.

104.   The accident was blamed on heavy rain in April which caused the rocks on the mountain to become unstable.

105.   The accidents are usually blamed on overcrowding.

106.   The accidents have been blamed on the age and poor maintenance of the aircraft.