student activity survey 前两个单词属于什么成分啊

the student activity survey here are the student activity survey student activity survey为何不加是S Here are the results of the student activity 填空here ____the results ____the student activity survey student activity survey 前两个单词属于什么成分啊 activity activity ACTIVITY here are the results of student activity survey at green high school为什么student不佳's 八年级上（人民教育出版社）英语问题1、第3页中,“student activity survey”为什么student不是student's,为什么student activity 不是复数（students or activities)?2、也是第3页,为什么“the results for watch TV are Here are the results of the student activity survey at Green High School.为什么用student,而不是students? Here are the results of the student activity survey at Green High Here are the results of the student activity at Green High School Here are the results of the student activity survey at Green High here are the results of the student activity survey at Green High School. Here are the results of the ( )(student) activity survey at Hilltop High School.教教我 Here are the results of the (.) activity survey at Hilltop High School.(student) 填什么,为什么 Here are the results of student activity survey at Green High School 的原文不要翻译