Question

make a meaningful sentence by using the phrase 'to call on someone'

Answer 1

The teacher called on me, and I didn't know the answer.

Answer 2

"The phrase ‘to call on someone” basically means to ask someone to do a particular thing. In a sentence, it could be used, for instance, as: I called on my friend to bring me a packet of chocolate.

It could, however, precisely also mean to ask someone a question. In a sentence, we may use it, for example, as: The teacher called on me to tell the answer. "