Teacher praised students' efforts.

Meaning: The teacher expressed appreciation for the hard work and dedication shown by the students.

Choice of Words: The word "teacher" refers to a person who teaches students in a school or other educational setting. "Praised" means to express admiration or approval for someone or something. "Students'" is the possessive form of "students", indicating that the efforts belong to the students. "Efforts" refers to the work or exertion put forth by the students.

Alternative Expressions

The teacher told the students that they did a good job.

Meaning: This means the same as the first sentence, but it uses different words to express the same idea.

Choice of Words: **The teacher** is the person who teaches in a school or other educational setting. **Told** means to communicate something to someone. **The students** are people who are learning in a school or other educational setting. **That they did a good job** means that the teacher expressed admiration or approval for the work that the students did.

The teacher was happy with the students' work.

Meaning: This means the same as the first two sentences, but it uses different words to express the same idea.

Choice of Words: **The teacher** is the person who teaches in a school or other educational setting. **Was happy** means to feel pleased or satisfied. **The students' work** means the work that the students did.

Related Expressions