Wordsthatareidenticalonlyinspellingbutdifferentinsoundandmeaningarecalled______.
Weweretoldthatthestonefigure_______backtothe16thcenturywasofgreatvalue.
英语翻译：weaponsofmassdestruction
Agriclturalchangesinthelate18thandearly19thcenturiesinEnglandweresogreatthattheywereworthyoftheterm“________”.
Ayearlater，withthenation’seconomy________，Bush’sapprovalratingdroppedbelow40percent
