She was busy tutorizing three students in algebra when I arrived.

The experienced mentor tutorized the interns for the project.

Several tutorers volunteered to run the after-school workshop to help students prepare for exams.

The experienced tutorer stayed late to help the nervous student prepare for the exam.

The department organized several tutorings last semester to help students prepare for exams.

The sudden rise in tutoring last year forced several students to take out loans.

She tutored several students after school to help them prepare for the exam.

She is tutoring her neighbor in algebra every evening.

The tutors at the learning center organized a study group for the final exams.

Ms. Alvarez tutors three international students every weekday afternoon.