听录音,选出你所听到的句子。 ( ) 1. A. It has got twelve million people. B. It has got twenty million people. ( ) 2. A. These postcards are great!B. These are my postcards from China. ( ) 3. A. Can I write to your Chinese friend?B. Can I be your Chinese friend? ( ) 4. A. It’s more than six thousand kilometres long. B. It’s more than twenty thousand kilometres long. ( ) 5. A. How big is it?B. How long is it?