(Çؼ³) ¸í»ç+to ºÎÁ¤»ç, ÀüÄ¡»ç+which+to ºÎÁ¤»ç
He had the kindness to show me the way. (±×´Â Ä£ÀýÇÏ°Ôµµ ³ª¿¡°Ô ±æÀ» °¡¸®ÄÑ ÁÖ¾ú´Ù.)
[¸í»ç + to ºÎÁ¤»ç]·Î¼ ºÎÁ¤»ç´Â Çü¿ë»çÀû ¿ë¹ýÀε¥, ÁÖ°ÝÀ̳ª ¸ñÀû°ÝÀÇ °ü°è°¡ ¾Æ´Ï¶ó ÀÏÁ¾ÀÇ µ¿°ÝÀÇ °ü°èÀÌ´Ù.
* He made a promise to help me.
I cannot find words in which to thank you. (³ª´Â ³Ê¿¡°Ô ¾î¶»°Ô °¨»çÀÇ ¸»À» ÇØ¾ß ÇÒÁö ¸ð¸£°Ú´Ù.)
[ÀüÄ¡»ç + which + to ºÎÁ¤»ç]·Î¼ which¸¦ »ý·«Çϸé ÀüÄ¡»ç´Â µÚ¿¡ ¿Â´Ù.
* I cannot find words to thank you in.