Teacher praises effort.
Meaning: This means that the teacher is acknowledging and appreciating the children's hard work in learning the song. It implies that the teacher is providing positive feedback to encourage the children.
Choice of Words: Teacher is a person who educates students. Praises is a verb that means to express approval or admiration. Effort is the use of physical or mental energy to achieve something. These words together suggest that the teacher is expressing approval for the children's efforts in learning the song.
Alternative Expressions
Related Expressions