六级单词交替顺序版词汇表

proposition scar prophet scandal prophecy scan proper Saturn propeller saturation propel satisfactorily propagation satisfaction propagate satellite propaganda sardine promptly sandwich promotion salute prolong salmon projector safeguard prohibition ruthless program rule profound ruby profitable royalty proficient row proficiency routine productivity roundabout productive rotate producer rooster proceeding romantic probe romance prism Roman priority roller printer roam principally ripple primitive rip prick riot prey rinse prevention rim prevalent rigorous presume ridicule presumably revolve prestige revive pressure reverse press revenue preside reveal preset retort preservation retirement presentation retard prescription retail prejudice resume pregnant resultant predominant restrain prediction responsible predecessor response precede respectable preach resolute prairie resignation practicable resign poultry residual postulate resident postal reside possibility reserve positively reservation positive resent position resemblance pose requisite portable reptile pore reproduction porcelain reproduce popularity representative pope representation pop report ponder replacement polymer replace poll repel politics repeal polarity repay polar remainder poke religion pneumatic relay plunder reject plump reign pluck regulation pledge regulate plead regularity plea regiment platform regime plateau regenerative plastic refugee plain refreshment plague refrain pitch refinery piston reference pirate referee pipe reel pious reef pineapple reed pilgrim rectify pierce rectangle pier recreation pickle reconcile physically recommendation photography recognition photoelectric reclaim petty reckon petition reckless pest reciprocal pertinent recipe persuasion receiver personnel rebuke personality reason persistence rear persist realization persevere realistic persecute reactor perplex rattle perpetual rational perpendicular rate perish rash peripheral rascal periodical rapture periodic rapidity perimeter rap peril range perfection random perfect ranch perch ramble perception rally pendulum raisin penetration raise penalty radius