It is a fact that _________ differences between countries may cause misunderstandings in communication.

 The opening ceremony of the Olympic Games will be broadcast ______ this weekend. You can expect an exactly ______ night. 

—What do you think of your trip to Mount Tai?—Wonderful.It was______than expected.

It’s easy to learn a country’s culture if one is ____ with its language and customs.

---Though Liu Qiang was able to complete in thr school spring sports, he is still our hero.