?????????????????:??????

????

• 1??:??????“??”???????
• 2??:??????????????????
• 3??WTI????50???????
• 4??:?????????????????
• 5??????:??????????????
• 6??:??????????????????
• 7??????:??????????????
• 8??:???????????????
• 9?????????6?????4?
• 10????:????????????????????
• 11«???????»????????????
• 12«???????»????????????
• 13????2??????????2???
• 14????????????:????????
• 15«????»???:?????????
• 16«?????»????????????
• 17???????????????????
• 18???!???????????:??????
• 19???????268?130?????“???”
• 20????????????????7????