我会给保罗打电话，询问他今晚的计划。

I'll ___ring Paul ___up and ask about his plans for tonight.

每当我打电话，总是我哥哥接听。

Whenever I ___ring ___up, it's always my brother who answers.

也许我可以给一个朋友打电话，补上错过的课程。

Maybe I could ___ring ___up a friend and catch up on the missed lessons.