You are one of the girls who _____(be) going to Beijing with me .填 is 还是 are 说理由.

You are one of the girls who _____(be) going to Beijing with me .填 is 还是 are 说理由.
You are one of the girls who _____(be) going to Beijing with me .填 is 还是 are 说理由.

You are one of the girls who _____(be) going to Beijing with me .填 is 还是 are 说理由.
are,这儿修饰的是所有的女孩,所有跟我去北京的女孩里面包括“你”.