I will be happy to do anything that is necessary during the transition.

Irrigation of the agricultural land is necessary during the long dry period.

No appointments are necessary for individuals or groups up to 20 during normal hours.

This test is not necessary during a routine eye exam.

Reservations are necessary only during the summer, when calling two weeks ahead is suggested.

They are, however, sometimes necessary during times of great physical stress and pain.

Further decisions along these lines will be necessary during the forthcoming budget year.

That will be necessary during the course of the process in any case.

She'd brought what was necessary into this room during the day.

It is not necessary to "eat for two" during pregnancy.