A huge copy of “Zhang Zeduan’s Qingming Festival at the Riverside” in the Shanghai Expo brings a grand _________of national treasures and cultures to the Expo table.

—Some people believe that robots will take over the world one day.—What if that is the ________?

—Mary was being badly treated when John happened to pass by and helped her out.—I think it was not a pure ________but had been well planned.

It’s bad ____ for a man to smoke in the public places where smoking is not allowed.

One      of owning your own car is that you can go anywhere at any time you like.