Professor Smith will_______ a speech at tomorrow’s meeting.

Look at _________ sculpture, Jack! How do you like it—This is ________ most wonderful one I have ever seen.

Sue has many nice dresses.She wears a different one every day _____ the week.

The authors of computer viruses aregeniuses.—— I agree. They can apply their wisdomto other net technology ________ human beings can benefit.

，hissuggestion is not helpful，though it sounds very interesting