there are 后面是跟复数名词，there is后面跟单数名词或不可数名词。此结构是：there be句型，在英语中特别常见，be就近原则。意思是：有……。 例如：There are two middle schools in this little town.这个小镇上有两所中学。There is some caked blood on his coat. 他的外衣上有些血斑。
