Which of the following is NOT one of the characteristics of idioms?
A
暂无解析
Wordsthatareidenticalonlyinspellingbutdifferentinsoundandmeaningarecalled______.
Fromtheviewpointofwordformation,theword“smog”isa______.
ModernEnglishvocabularydevelopsthroughthefollowingchannelsEXCEPT______.
—David has made great progress recently. — _______,and _______.
WhichofthefollowingisNOToneofthemainsourcesofnewwordsinthepresent-dayEnglishvocabulary?