He was relieved________his lost wallet. to find / to found
He was relieved to find his lost wallet.
She was afraid _________ alone at night. to walk/ wo walking
She was afraid to walk alone at night.
She was happy __________ her friend with homework. helps/to help
She was happy to help her friend with her homework.
They were proud _________ their school in the competition. to representing/ to represent
They were proud to represent their school in the competition.
He was surprised_________ his name on the winner’s list. to see/to saw
He was surprised to see his name on the winner's list.