Blue－greenalgaegrowabundantlyinsaltmarshes.
A、primarilyHowmanypeopleareawarethatadancerwiththeNewYorkCityBallettypicallywearsoutaminimumoftwohundredpairsoftoeshoesperyear?
Themegaphone(microphone)makesthevoicesoundlouderbecauseitpointssoundwavesinonedirectionandkeepsthemfromspreadingoutinalldirections.
In1974HenryAaronbrokeBabeRuth'smonumentallifetimerecordof714homeruns.
DoubleEagleinthefirsttransatlanticballoon,wasgreetedbyavidcrowdsinFrance.
Blue－greenalgaegrowabundantlyinsaltmarshes.
