pEoplE will nEvEr ForgEt thE DAtEs oF thEsE thrEE EvEnts liFE, BECAusE ______.
A．thEy Enjoy thE thrEE EvEnts
B．oF thE CongrAtulAtions AnD prEsEnts
C．oF thE vArious spECiAl CErEmoniEs
D．thEsE ArE grEAtEst EvEnts in humAn liFE