{$mEDiAurl}
whAt DoEs thE proFEssor imply ABout thE short liFE spAn oF thE ButtErFlyA．thEy livE only to migrAtE to FinD FooD、
ButtErFliEs ArE BEAutiFul to look At.
C．it is not As importAnt As thE CAtErpillAr.
D．it is A vEry importAnt timE in its liFE CyCl