Generally, a dictionary covers the following contents EXCEPT ______.
A、spellingD
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Towriteuphisnovel,Johnislookingforanenvironmentfree________outsidedistraction.
ModernEnglishvocabularydevelopsthroughthefollowingchannelsEXCEPT______.
OxfordAdvancedLearnersDictionary’,3rdEdition(1980),isamongthebest-knownBritish______dictionaries.
Amongthefollowingwords,“______”containsanegativeprefix.
Fromtheviewpointofwordformation,theword“smog”isa______.
