call off / call on

• call off  중지하다, 취소하다

 

He had to call off the birthday party because he felt sick.

The boss called off the meeting.

It rained so they called off the baseball game.

 

They had to call off the soccer game yesterday.

> How come? 어째서

One of the teams didn't have enough players.

 

• call on  요청하다, 촉구하다, 방문하다, 시키다

 

He went to call on his friend.

She called on me but I wasn't home.

Do you have time to call on your grandmother?

Where is Donald? I thought he was going to play soccer with us tonight.

> He was going to, but some relatives called on him unexpectedly.