The phrase "at one grade" is correct and usable in written English.
It can be used when referring to a specific level or category, often in educational or evaluative contexts.
Example: "The students are all performing at one grade, which indicates a uniform level of understanding."
Alternatives: "at a single level" or "at the same grade level".
"To class them all at one grade, when some could do more than others, just felt so wrong," she says.
At the end of that month we will give you an option to make a change, if there are 20 or more of you who have the same idea, at one grade level, at your school". In Ventura Unified, our principals are wondering, "How are we going to accommodate this," if it should happen.
We created a safe space for learning, and worked hard, together; after a semester, most of my students improved by at least one grade level on reading assessments.
All patients experienced one or more AE during the study (Table 3); most were grade 1 or grade 2, while 15%% of patients had at least one grade 3 AE deemed at least possibly related to study treatment.
These candidates either delayed their school entry for at most 1 year or repeated at most one grade.
Partial response (PR) signified improvement in at least one organ system by at least one grade without deterioration in another.
The percentage of subjects who achieved an improvement of at least one grade from baseline for each item at T6W, T9W, and T12W are summarized in Table 5.
Thus, at follow-up, the overall rate of at least one Grade 1 vertebral fracture (both incident and prevalent) increased to 21.3% of patients (10/47; Table 2).
Ninety-four-point-one percent of respondents reported at least one morbidity, and 47.5% reported at least one grade 3 or 4 morbidity; 20.2% reported two or more grade 3 morbidities.
Twenty-three patients (56.1%) reported at least one grade 3 toxicity and seven patients (17.1%) at least one grade 4 toxicity (Table 4).
