I was engaged to your son.我曾經和你兒子訂過婚
engage to 和 ... 訂婚
He got engaged to her when working in Xian.
他是在西安工作時和她訂婚的。
I'll take care of him in time.我會到時候收拾他的、
take care of照顧; 照料
He's old enough to take care of himself.
他大了,能照顧自己了。
in time適時
Firemen reached the house on fire in time.
消防隊員及時趕到那幢失火的房子。