I'm preparing to go carefully, but I sleep late, because it is my birthday. My friend came for a surprise at the dorm I live with friends all night, so the morning I wake up call and miss it.
I'm ready to go out, but I sleep well that night because it was my birthday. My friend was surprised at the hostel. I live with a friend the night. So in the morning I woke up late and missed the exam time.
I prepare to test well, but I slept late last night is my birthday. My friend is a surprise at the dorm. I was with my friends last night. So in the morning I got up late and missed the exam time.)