[单选题]Generally, the loud spoken words in sentences are:v1i答案窝(daanwo.com)-大学生作业答案及考资分享平台 Apronouns, prepositions, articles, conjunctions, and auxiliary verbs.v1i答案窝(daanwo.com)-大学生作业答案及考资分享平台 Bprincipal verbs, nouns, adjectives, adverbs, and numerals.