be able to grow vegetables in space为什么people后面不用are答:People通常表复数,后面是加are. People代表一个整体情况加is “people”是复数还是单数名词?集体名词,以单数形式出现,但实为复数.例如:people police cattle 等本身就是复数,不能说 a people,a police,a cattle,但可以说a person,a policeman,a head of cattle,the English,the British,the French,...