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He was one of those men who manipulated people.
Do you believe in the existence of God?
Mammals have been in existence for many millions of years.
It's often difficult to distinguish identical twins from each other.
The factor that distinguishes this company from the competition is customer service.
This is the prototype for the future school building.
Email is an efficient way of contacting a large number of people.
Our reliance on imported oil.
What, precisely, does that mean?
No one seems to know the precise cause of the illness.