One of the greatest breakthroughs for professional women came in 1973 when the field of banking opened up for them.
A、mostseriousdisappointmentsB
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In1974HenryAaronbrokeBabeRuth'smonumentallifetimerecordof714homeruns.
Formerly,intheUnitedStates,manynursesworkedasprivatedutynursesratherthaninhospitals.
Urbanrenewalprogramsstrivetoupgradeareasthatarebecomingslums.
Insectpestsareamongtheleadingcausesofcropfailure.
TheNativeAmericaninterpreterSacajaweawasavaluablememberoftheLewisanddarkexpeditionin1805.
