大学英语Ⅰ_在线作业_1交卷时间：-09-23 14:49:41一、单项选择题 1. (5 分) A ( ) word is often on a higher pitch and it has a longer duration ,i.e. the vowel appears to be longer.A. pressed B. crucial C. stressed D. impressed 纠错 得分： 5 知识点： 大学英语...

时间:2025-04-10 15:41栏目:高等教育