单项选择题

The author seem to believe that prosperity

A．won't be achieved without economic growth.
B．can only be achieved with economic growth.
C．can be achieved without the participation of the wealthy countries.
D．will be achieved by selling farm produce in local market.

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单项选择题

The author writes this passage to

A．inspire greater concern for the well being of children.
B．warn people of the harms caused by cancer.
C．interpret the possible cause of child cancer.
D．change the public's indifference to kids with cancer.

单项选择题

The author cites the example of Mrs. Pryce to show that

A．child cancer is no longer a rare case.
B．nowadays Americans care little about child cancer.
C．the current health-care debate is rather time-consuming.
D．school kids are more likely to be diagnosed with cancer.