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The president of the company officially apologised to the local residents ____ having dumped a large amount of raw sewage in the area.
for
The factory was accused ____ having caused higher level of pollution to the environment.
of
We all admire him ____ having changed both his attitude and behaviours towards the environmental issues.
for
Human activities are also blamed ____ having contributed to global warming.
for
His company was punished ____ not having dumped the rubbish properly.
for
The city mayor praised all voluntary students ____ having cleaned the playgrounds for the children.
for
He thanked us ____ having contributed to cleaning the surrounding environment.
for
He was suspected ____ having received presents from the local companies and ignored their violations of the environmental law.
of
