Which of the following is NOT one of the main sources of new words in the present-day English vocabulary?
A、TherapiddevelopmentofmodernscienceandtechnologyC
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Policeare________thedisappearanceoftwochildren.
Theword“minister”originallymeant“aservant”,butnowhaschangedto“aheadofaministry”.Thisprocessofmeaningchangeiscalled______.
Whathetolduswasmoreofa(n)________thanareality.
Amongthefollowingwords,“______”containsanegativeprefix.
WhichofthefollowingisNOToneofthecharacteristicsofidioms?
