求翻译：低年级的学生在阅读高年级学生水平的阅读材料时会感到吃力，就是因为阅读材料已超出了他们的实际认知水平。所以教师选择阅读材料对学生阅读学习十分重要。正确合理的阅读材料必须具备以下的条件：是什么意思？

Students in lower grades will find it hard to read the level of high school students reading materials reading material beyond their cognitive level. Teachers choose reading materials and learning is very important for students to read. The right reading material must have the following conditions:

low-grade level of students in the reading of students reading material, it would be tough when reading material that is because they have exceeded the actual level of knowledge. That is why teachers in selecting reading material for students to read learning 10 important. proper and reasonable read

Lower grade student when reading higher grades student level reading material will feel strenuous, is because the reading material has surpassed their actual cognition level.Therefore the teacher chooses the reading material to read the study to the student to be extremely important.The correct reas

Junior high students in reading grade level of students when reading material will be difficult, because reading material beyond their actual knowledge of. Teachers select reading materials on students ' learning of reading is very important. Correctly a reasonable amount of reading material you mus