最佳答案:How many people are there in your family?
最佳答案:How many person are there in my family?
最佳答案:the number of people who sat behind him标准的
最佳答案:how many people are there in the classroom?
最佳答案:How many people have jumped into the river?people 加s?一般不会吧.
最佳答案:How many people have had a dream finally chose to give up
最佳答案:On the semester you how many people joined the reading club?