58 It is said that a collection ofpaintings by David is _____ exhibition at the Museum

There’s someone knocking on the door. Who _________ it be?—It must be John. He promised to be here at 8:00.

We must act now because time is _______. -Yes. Let’s start.

Nathalie suggested the problem worth paying attention _____ at the meeting. [ ]

Anna is often heard ______songs inherroom.