a visit there的用法和样例：
- Do we have enough time for a visit there now?
- It would be a waste of time to plan a visit there.
- Whenever she returned from a visit there and mentioned meeting someone or hearing about something, Hung-chien, feeling envious and left out, would make sarcastic remarks.
- The city was prettied up for a visit by the Queen.
- I don't trust his promise to come for a visit.