During the tourist season, there are many people wandering in this city to see the old castles _____ in the sixteenth century.
Customs change from country to country. Some customs in China are quite different from in Western countries.
—Excuse me, Liu Ming. Could you tell me what a UFO is like? —Sorry. Perhaps really knows whether there is a UFO in the world.
New Year’s Eve, there are lots of celebrations around the world.
—The smile on your father’s face shows that he is satisfied with your result. —_________. I have made my every effort.
—Do you know _________? — Not until next Friday.