Has Tommy finished his project yet–Maybe not. He ___on it at lunch time. Let’s go to have a look now.

Some high officers were punished by law only because they were _______ what didn’t belong to them.

_______ one and a half months enough for theproject to be finished —I am afraid not. The professor is ill andonly after he recovers ________ go on with it.

You must be tired. Why not _______ a rest

The American economic crisis is hanging over the whole world now,but I still hope that we can _____ this as soon as possible.