简答题Grammatical meaning refers to part of speech, tenses of verbs, stylistic features of words, and so on.简答题Most of the newly created words are associated with the change of society and culture.简答题Elevation and degradation are the same processes of semantic change of English words.简答题Grammatical change of words spread more quickly than semantic change of words.简答题Catchy words generally survive because they are the favorites of their users.