Oneofthegreatestbreakthroughsforprofessionalwomencamein1973whenthefieldofbankingopenedupforthem.
A、mostseriousdisappointmentsWiththeacquisitionofsmallercompaniesbylargerones,the1960'ssawawaveofnewconglomerates.
Anoversight遗漏(miss,overslaugh)inproofreadingoftenresultsinprintederrors.
DoubleEagleinthefirsttransatlanticballoon,wasgreetedbyavidcrowdsinFrance.
AlthoughtheCarbon14methodofdatingoldobjectsisnotfoolproof,itisthebestmethodavailableatpresent
TheNativeAmericaninterpreterSacajaweawasavaluablememberoftheLewisanddarkexpeditionin1805.