Women do not have sperm. If you're talking about a woman's vaginal secretions then yes it is possible and does on occasional occur during unprotected intercourse.
they are many hiv possitive man
With proper precaution's, it is possible.
No.
Circumcision has nothing to do with catching diseases
No.
You need to talk to a qualified medical practitioner (a Doctor) about this.
It is possible, but very rare.
Only if one or both of the women have HIV.
Yes. But she's not likely to be HIV negative by the time she's pregnant. ****They can and thee are actually steps that can be taken so the woman doesnt end up positive***
He acquired it from sleeping with a HIV positive man at a male pornographic theatre.
Its is believed the first case appeared in a homosexual man.