people,study可不可数.是名词词性时

people,study可不可数.是名词词性时

people:
1)当意思为“人”的时候,无论任何情况下都当复数名词使用.
例：The passions of these people can soon be worked up.
2)当意思为“民族”时,people为可数名词,可以加s表复数.
例：The Chinese people is very genius.
study:
1)当意思为“书房”时,是可数名词.
例：There is a study in my house.
2)当意思为“学习,研究”时,是不可数名词.
例：they use maps and visual evidence in the study of local history.
3)当意思为“研究成果”时,是可数名词.
例：Studies conducted by different scientists, suprisingly, show very similar results in this aspect.
4)当意思为“学科,课题”时,只能以复数名词形式出现.
例：She is currently doing a business studies course at Leeds.

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