Verb + Preposition:	Sample sentence:
to show to	I showed the picture to my friend.
to stop from	We stopped my mom from smoking.
to stare at	Why is that man staring at you?
to substitute for	Margarine can substitute for butter.
to subscribe to	Frank subscribed to Time Magazine.
to succeed at	To succeed at school, you must study!
to succeed in	To succeed in school, you must study!