我明天早上会打电话给你确认细节。

I'll ___call in tomorrow morning to confirm the details with you.

我回家的路上顺便去拜访了我的老师。

I ___called in on my teacher on the way home.

我生病了，不得不叫医生来家里。

I was sick and had to ___call in a doctor to my home.

如果你发现可疑包裹，请立即打电话向警方报告。

If you find a suspicious package, please ___call in and report it to the police immediately.