1 ------the students here in the meeting room is eighty.A A

1 ______the students here in the meeting room is eighty.A A number of B The number of C A great many D The most 请问这里怎么分析the students 前面加代词还是形容词 有什么方法么
2 some students和 some of students表达上有什么不同 每个词的词性是什么