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• 1??????????????2000?????
• 2???????????????????????
• 3????????????????????!
• 4??????????????????
• 5????????????????????
• 6??????????????12???
• 7????????????:????????
• 8???:???????????:????????
• 9??????????????????????
• 10??????????172?4.9???36.7?
• 11???????5?????:????????
• 12????????????????????
• 13??2???????0.8%??????
• 14?????????????????????
• 15???????????10????????
• 16??:???????????????????
• 17??:???????????????????
• 18“???”?“???”,?????????????
• 19?????????????????????
• 20????????????16??????