No not likely.
You might be pregnant. Or it could be another hormonal change.
She could absolutly be pregnant!
If you miss your period there are hundreds of reasons why you could have missed it. Pregnancy is just one of the many.
In some cases when you are first pregnant you can still menstrate but I don't know how common that is.
Yes
you could be, get a test to be sure
probaly
If you have missed your period for two months, you are probably pregnant. You could take a home pregnancy test, but you should see a doctor and if you think you could have an STD, you should see a doctor immediately anyhow.
You could be pregnant. Take a test.
You could be. However, there are so many other reasons that you may have missed your period. Take a pregnancy test to know for sure.
You can not be pregnant if you have your period at all. However, if you have missed a week of your birth control pills you do have the chance of becoming pregnant if you have unprotected sex.