That was when I started going to the pool for exercise.

The mountain rescue team is on call 24 hours a day.

We need a nut that will fit that bolt.

Verb' refers to the predicate verb. Predicate verbs change their form depending on the subject and the time expressed.

Yes. She got an introduction from her old doctor and transferred.

Why do you make it open even to rivals in the same trade?

I'd like to take a vote. Would people in favour of Mr Ogawa's proposition please raise their hands.

On the other hand, there seem to be those among young folk who, while touching on Buddhism, have started to think of it as a vital spiritual support.

Eh? Have we run out of toner? Oh well, sorry, but can you go the staff-room and get some, Katou?

How about wearing contact lenses?