Mary works on Mondays and Fridays, 4 to 8. It's a part-time job.
If you heat snow, it turns into cold water.
Elisa looked happy when I saw her. She had got her driving license.
John can't swim as fast as Mark, because he has hurt his back.
I had been looking for new dress for a week before I found this one.
Jim says that when he was a student, maths was (or were, depending on context; 'was' is more common if referring to the subject as a whole). Let's use was.
The football match will be called off if it is raining.
The train leaves at 10 a.m.
Alex has lost a lot off weight since he started excising.
Tim got a job as a journalist after he graduated from university.