Can pre-ejaculate get a girl pregnant while she is on her period?

A girl can get pregnant any day of the month, period or no period. Pre-ejaculate does contain sperm, while it is unlikely the pre-ejaculate will get you pregnant, it can happen.
Yes, it's possible, so you should always use protection unless you're trying to get pregnant. If you miss your next period, you should take a pregnancy test.
Yes, it's possible, so you should always use protection unless you're trying to get pregnant. If you miss your next period, you should take a pregnancy test.