—God!The vase is broken.Who did it?—_______.
—This teaching method seems good.—True. It can be __________ in a few selected schools to see how it works in practice.
Was it in the cinema __________ Mr. Smith met you __________ you saw the film?
Either you or one of your students __________ to attend the meeting that is due tomorrow.
What we have to admit is that never in the past thirty years __________ so greatly as today.
There was such a long queue for coffee at the intervals that we __________ have to give up.