Passers-by a: I know very little about, just know that it is an incurable disease and infection in patients with AIDS, so I always keep a respectful distance and do not take the initiative, and they interact with; tried to avoid them.
Passer-by A: I know very little, only that it is now an incurable disease, and can spread of AIDS patients, so I always at a distance, do not take the initiative to communicate with them; to avoid them.
Man: I know very little, only knew that it was now a no cure for disease, and infectious, so I always kept in patients with AIDS, did not take the initiative and contact among them; tried to avoid them.