what he can do is to engage him in a conversation.
- LouisLv 75 年前最佳解答
If you engage someone in conversations, you have a conversatoin with them.
(see p.508 engage用法, Collins Cobuild English Dictionary for Advanced Learners)
to engage him in a conversation = 使他加入談話
He boldly engaged the girls in conversation. = 他大膽地使那些女孩加入談話。