学进去

听录音，选出合适的答语。
（_______）1. A. Yes, they are. 　   B. Yes, it is.       C. Yes, he is.
（_______）2. A. It's got three million people. 
B. It's four thousand kilometres long.
C. It's very old.
（_______）3. A. It's got about eight million people.
B. It's very long and very old.
C. It's very beautiful.
（_______）4. A. It's in the east of China. 
B. It's in the west of China.
C. It's in the north of China.
（_______）5. A. Yes, he is.     B. Yes, they are.     C. No, it isn't.