单项选择题A．To lower their exchange rates.B．To regulate their exchange rates.C．To raise their regulated rates.D．To make no change of their tales.

单项选择题A．The widening gap between the haves and have-nots, in terms of high tech equipment and knowledge.B．The sharp distinction between computer experts and computer illiterates.C．The gulf between the very rich and the very poor.D．The barrier that keeps the poor people from learning how to use a computer.

单项选择题A．From the place where the agreement was signed.B．From the people who signed the agreement.C．From the significance it tried to find in the international finance sys tem.D．None of the above.

单项选择题A．No fuel.B．Ice on the wing.C．Engine trouble.D．No food.

单项选择题A．Go to university.B．Go t6 a music school.C．Start his music career as a pop singer.D．Start a business in the music world.