Question

しょぴ

マーカーのついている不定詞のtoについて、用法など詳しく教えてほしいです！！よろしくお願いします。

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Faith soon became famous. She received many requests
to appear on local TV news shows, and started visiting
hospitals and welfare facilities to encourage people. She
came to have a dramatic influence on many people. One
of them was Caroline, a New Yorker. She ha to use a s
wheelchair because of diabetes. She had been losing the
will to live before she heard of Faith.

不定詞