The only way to know for sure you're pregnant is with a pregnancy test.
However, the only way to know for sure is to take a pregnancy test.
Each month during her treatment (usually five months) she must take a pregnancy test.
If your period is more than a week late, take a pregnancy test.
I try to wait, even a few more hours, before going in for a pregnancy test.
All she could think about was the pregnancy test she'd have after the weekend.
"Do you want me to go out and get a pregnancy test?"
She'd just taken a pregnancy test and it was positive.
If your period has not started, take a pregnancy test.
And you do need a pregnancy test to find out.