单项选择题A．Parker has embarked on a too ambitious project.B．His books failed to provide the latest information.C．He should pay more attention to modern technology.D．His books cannot satisfy people with different backgrounds.

单项选择题A．Virtual global education system will replace university in the future.B．University will continue to play a key role in the future.C．Residential campus will be integrated into the virtual educational system.D．Universities should open their doors to every member in a society.

单项选择题A．made it legally binding for states to protect all nuclear facilities and materialsB．dealt with the protection of nuclear facilities and materials not only in transport but also irt use and storageC．also provided for expanded international cooperation to prevent nuclear theft.D．only dealt with fissile materials while in transport.

单项选择题A．To call on more effort to reduce human beings’ contribution to global climate change.B．To include more developing countries into the Accord.C．To continue to oppose to the Accord.D．To sign the treaty to cut emissions of carbon dioxid

单项选择题A．To find ways to establish virtual education system and to provide education for all.B．To examine the, changes in university in the past and in the future.C．To promote the effort to solve problems of hunger, health through education.D．To explore a new way to engage public efforts in writing books via internet.