单项选择题
A．The lack of overall urban planning. B．The huge gap between the haves and have-nots. C．The inadequate supply of water and electricity. D．The shortage of hi-tech personnel.
A．Right away. B．In two months. C．Early next month. D．In a couple of days.
A．It will face challenges unprecedented in its history. B．It is a resolute advocate of the anti-global movement. C．It is bound to regain its full glory of a hundred years ago. D．It will be a major economic power by the mid-21st century.