Electricity generators must continually monitor and report their emissions.
Electricity generators must be continually monitored and have  their emissions reported.
Electricity generators must never be continually monitored.
A man is using a bicycle.
dog sleeps under chair
The unpredictability of Weld plays a big part in his prosperity.
or you will starve
The two athletes are playing a game.
Mortgage loans are not made available by any firms.