grade可作动词用 We grade the students according to their reading ability. 我们根据阅读能力将学生划分等级。 Now you try: 这些苹果已经按照大小和质量分了等级。 These apples have been graded according to size and quality.grade 可作动词用 We grade the students according to their reading ability. 我们根据阅读能力将学生划分等级。 这些苹果已经按照大小和质量分了等级。 These apples have been graded according to size and quality. Now you try: