Have you ever seen        China pavilion (展馆)?      traditional one indeed.

Nanjing, the ancient capital of the six dynasties, is becoming ________ international  city and attracts more and more foreign tourists every year.

—Sam. You are so wet! —It rained hard. And I forgot to bring       umbrella. 

Mike is        American boy .He studies in       university in Lanzhou.

There is      “f” and     “d” in the word “food”.