call on
call onphrasal verb
UK/ˈkɔːl ɒn/US/ˈkɔːl ɑːn/
Dạng từ: calls on · called on · calling on
ASK
C1to ask someone officially to do something
- The teacher called on him to answer the question.
VISIT
C1to visit someone for a short time
- We called on my aunt on the way home.