单项选择题
A．Girls remember things more easily. B．Boys score higher on tests that measure mathematical reasoning. C．Boys are more skillful at building things. D．Girls are better at facts which measure problem solving ability.
A．Tomesha B．Death Valley C．Nevada D．Badwater
A．the human genome can destroy many illnesses B．the human genome"s completion can help them get rid of many diseases C．they wanted to be better known than others D．the human genome can provide a lot of chances of work