I always believe "promise someone" or "promise to do something". It did not occur to me "promise to *****" is also ok. Sometimes, I tripped over seemingly simple words.
You are right on #5
本文內容已被 [ hammerheadshark ] 在 2012-05-08 22:27:33 編輯過。如有問題,請報告版主或論壇管理刪除.