It’s an ageold saying：Men are from Mars；women are from Venus.Males and females __1__ different behaviors almost __2__ birth.Researchers say these behaviors are due to __3__ differences in brain structure and activity.Studies show men are better at hitting targets (靶子) and solving math problems __4__ women are better at memorizing words and __5__ faces.Why the differences?
A test of the brain’s electrical activity (EEG) shows that women __6__ use both sides of their brain while men rely more on one.Scientists __7__ know that the two sides of the brain control different functions—one controlling the sense of space，__8__，the other controlling __9__.Some researchers __10__ that the different ways men and women use their brains __11__ from ancient times，when cave men hunted and women __12__ the children.Men had to have good __13__.Women had to talk to the kids.
Whatever the __14__，the battle of the sexes __15__.And although their brains are constructed slightly differently，men and women may be __16__ capable.They may simply __17__ different abilities.Take a couple arguing over the location of their car in a parking lot for example，the man might use his sense of __18__ to find it，while the woman relies on her memory of landmarks.__19__ of them find the car.But chances are，they’ll still __20__ who’s the better driver and who’s better at finding the way home.
1．A.build B．form C．choose D．show
2．A.for B．in C．from D．on
3．A.basic B．average C．great D．exact
4．A.so B．as C．yet D．while
5．A.realizing B．recognizing C．describing D．painting
6．A.commonly B．immediately C．finally D．suddenly
7．A.even B．hardly C．already D．seldom
