脱欧十年英国更换七任首相，但经济困境未解。首相为何越换越快？伯纳姆能否破局？
 ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏ ‌​‍‎‏