The profoundly, prelinguallydeaf can and do acquire language; it's just gestural rather than verbal.
极度失聪的人确实能够获取语言,但仅仅是通过手势,而不是言语。
2
The purpose of my paper, however, is to discuss "The Personal and Social Identity" of hard of hearing people and not Deaf people, either prelingually or post-lingually deafened.