thankful to后面加人，表示感謝某人，例句：I am very thankful to my teachers.而thankful for后面加事，表示對某事表示感謝。例句：I am thankful for them giving birth to me.

thankful解釋及例句

adj.感激的；感激；感謝；欣慰

I could see him standing there with a thankful smile.

我能看到他站在那里，帶著感激的微笑。

When you're thankful, you feel it's your duty to show love to others.

當(dāng)你心存感激的時候，你覺得向別人表達愛是你的責(zé)任。

I was thankful to see they'd all arrived safely.

看到他們都平安到達，我感到欣慰。

He wasn't badly hurt ─ that's something to be thankful for.

他的傷不重，這倒是值得慶幸。

I was thankful that he hadn't been hurt.

他沒有受傷，我感到很欣慰。