1.A: Hello, Bill. What are those in the box
B: 1 ________ post cards of Beijing.
A: You have been to Beijing many times, right
B: 2 _________________.
A: 3 _________________
B: Yes, it is . And it is one of the biggest cities in China.
A: What language do the people in China speak
B: 4___________________
A: Do you want to visit China
B: Yes, 5 ________.
2.A: Hello, Bill. What are those in the box
B: 1 ________ post cards of Beijing.
A: You have been to Beijing many times, right
B: 2 _________________.
A: 3 _________________
B: Yes, it is. And it is one of the biggest cities in China.
A: What language do the people in China speak
B: 4___________________
A: Do you want to visit China
B: Yes, 5 ________.
3.