Ⅳ.补全对话
根据下面的对话情景,在空白处填入一个适当的句子,使对话的意思连贯、完整。
A: Good morning!
B: 34.
A: Eric, could you help me with my geography homework? What is the largest desert in the world? Is it the Arabian Desert?
B: 35. The Sahara is the biggest and the Arabian Desert is the second biggest.
A: I see. 36.
B: It's about 9,600,000 square kilometres in size.
A: OK. Next question: what is the biggest salt lake in the world?
B: The Caspian Sea. It is bigger than any other salt lake.
A: Which country is the biggest in Asia?
B: 37.
A: Wow, you're really good at geography. Can you tell me something about animals in China?
B: No problem! Do you know pandas?
A: Sure! 38.
B: That's true! They live in China and mainly live on bamboo. They only weigh about 0.1 to 0.2 kg at birth.
A: That sounds fun. They must be very cute.

34. Good morning!
35. No, it isn't./No.
36. How big is the Sahara?
37. China.
38. They are black and white.