Which of the following is NOT one of the main sources of new words in the present-day English vocabulary?
C
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OxfordAdvancedLearnersDictionary’,3rdEdition(1980),isamongthebest-knownBritish______dictionaries.
ModernEnglishvocabularydevelopsthroughthefollowingchannelsEXCEPT______.
ThedifferencesbetweensynonymsexistinthefollowingareasEXCEPT______.
Fromtheviewpointofwordformation,theword“smog”isa______.
Ifyoutrytolearntoomanythingsatatime,youmayget________.