我们都是女孩是we are both girls 还是 we are both girl

我们都是女孩是we are both girls 还是 we are both girl We are both girls. we are both students. We are both students 他们都是,是both are they 还是 they both are? We are both students.both是什么词性 we are both in a hurry. 是 是 are both还是both are we are both students/we both are students都对? We both are 和 We are both 哪个正确? We are both teachers.为什么both 用在be动词之后.这里both是连词还是介词. we are both each-other