There ( )a rich men and his son 应用is or are

There ( )a rich men and his son 应用is or are
There ( )a rich men and his son 应用is or are

There ( )a rich men and his son 应用is or are
用is,因为there be句形跟的是就近原则,后面是a,所以是is,如果后面是复数,那就用are

is.there be句型里的be取决于紧跟其后的主语的单复数