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proves is proved proving to be proved
proved to proving to prove to proved
to prove to proving to proved to be proved
has laughed; stuck to was laughed at; was stuck to was laughed; was stuck to was laughed at; stuck to
to make a fire, caught a fire to make a fire, caught fire to make fire, caught fire made a fire, caught fire
he saved many people's lives in the United States he always treated people with food he knew how to make a decision with sticks he would like to take responsibilities
offer offering offered would offer
proves prove proving be proved
learns teaches understands investigates .
something everything nothing anything
in; to out; at on; in with; at
to prove proved to proved to proving
to proving to proved proves proving