Outdated
reading
Used in vocabulary (2 in total)
age thirty; one's thirties
last day of the month
Examples (10 in total)
At least thirty students were absent.
This classroom can accommodate only thirty students.
I found a diary my father kept for thirty years.
Tom and Mary have been married for more than thirty years.
I'm already over thirty.
The class begins at 8:30.
He made me wait for about half an hour.
You are late. The meeting finished thirty minutes ago.
I think we had better wait another thirty minutes.
Hurry up! There's only 30 minutes left before the train leaves.