In1974HenryAaronbrokeBabeRuth'smonumentallifetimerecordof714homeruns.
A、archaic(old,antique)Urbanrenewalprogramsstrivetoupgradeareasthatarebecomingslums.
Peoplewhodonotsleepenoughtendtobecomeirritable.
Insectpestsareamongtheleadingcausesofcropfailure.
In1861itseemedinevitablethattheSouthernstateswouldbreakawayfromtheUnion.
Blue－greenalgaegrowabundantlyinsaltmarshes.
