1.come to 苏醒；到达

There are thousands of students absolutely gagging to come to this university.
肯定有成千上万的学生都渴望到这所大学念书。

I do hope you'll be able to come to the wedding.
我确实希望你能来参加婚礼。

2.talk about 谈论；讨论；谈到

He was disinclined to talk about himself, especially to his students.
他不喜欢谈论他自己，尤其是当着他学生的面。

She was too exhausted and distressed to talk about the tragedy.
她太累了，而且无比悲伤，没法谈论那场悲剧。