Typically used by teachers to engage students in class discussions or to prompt answers.

Classroom Interaction

Often used in meetings or public events to give the floor to speakers or audience members.

Public Speaking

Can indicate assigning a duty to someone, especially in work or group tasks.

Used to express a planned short visit to someone's place, usually for social reasons.

Calling on someone implies the visit is pre-arranged, not a surprise or unsolicited.

Implies reliance on available resources or personal skills to solve problems.

Suggests a potential future use of resources or abilities, not necessarily immediate.

Highlights inner strength or previously learned skills in challenging situations.

Usually involves higher authorities like the government or institutions making a serious request.

Used when specialized skills or services are needed for a specific job or task.