Nothing that he suggested _____ to be of any use.
—You could have asked Mr Johnson for help. He is kind-hearted.—I ________ that. A whole day ________.
—Why do you look worried?—Fred left the company half an hour ago. His work ________ unfinished since.
She ought to stop working; she has a headache because she ________ too long.
When I called you this morning, nobody answered the phone. Where ________?
—Did Alan enjoy seeing his old friends yesterday? —Yes, he did. He ________ his old friends for a long time.