4 . 在空格中填上适当的单词，使对话完整正确。一空一词（含缩写词）。
A: Guess what? I visited the Panda Base yesterday and saw Meng Xiang and Meng Yuan there.
B: You mean the twin pandas in Germany?
A: Yes. But they have just     1    . Many people come to Chengdu to visit them now.
B: Tell me more about them, please.
A: OK. Meng Xiang and Meng Yuan’s parents were lent to Germany for research some years ago. On the day of their arrival, they were     2     warmly as stars in Berlin Zoo Five years ago they gave birth to Meng Xiang and Meng Yuan. Zoo workers there even held big celebrations for their birth.
B: Wow. It seems that they have enjoyed high     3     in Germany.
A: Right. Germans like pandas very much. The zoo workers even     4     to making videos of Meng Xiang and Meng Yuan in the five years. Every important moment of their growth was     5     carefully. They hoped the videos could leave a beautiful     6     to them.
B: German friends really     7     their time spent with the pandas. Then why don’t they stay in Germany any longer?
A: There is an agreement between China and other countries. All pandas that were born abroad must be returned to China.
B: I see. But they never got     8     from Berlin Zoo in those years. I worry that a sudden change of the     9     may influence their life more or less. Have they got used to life here?
A: Of course. Under the good     10     of the Base’s working staff, the two pandas are quite healthy and lively.