Canada is said to be an attracting land of new hopes and opportunities.

A．people can use their money to buy whatever they want
B．people do not need to make a complete product for exchange
C．people make a great contribution to the manufacture of a product
D．people cannot use their money to buy whatever they want

A．people should be able to respond quickly to the advancement of technology
B．future achievements in technology will bring about inconceivable dramatic changes
C．the importance of high technology has been overlooked
D．computer science will play a leading role in the future information services