whiCh oF thE Following is not thE Author's viEwpoint
A．stuDEnts nEED not unDErstAnD EACh worD. whEn rEADing.
B．A DiFFiCult tExt CAn BE unDErstooD in A gEnErAl sEnsE By using ContExtuAl CluEs.
C．ContExtuAl CluEs CAn hElp stuDEnts to inCrEAsE thEir Existing voCABulAry BAsE in A short timE.
D．thE usE oF ContExtuAl CluEs CAn BE thE BEst wAy to improvE stuDEnts' rEADing skills.