正确答案
莱文森列出了十三个类型，即确指描述语(John saw／didn’t see the man with two heads．)、叙实谓词、蕴涵动词(John managed／didn’t manage to open the door．)、改变状态动词(John stopped／didn’t stop beating his wife．)、反复词语(The flying saucer came／didn’t come again．)、判断动词(Agatha accused／didn’t accuse Ian of plagiarism．)、时间从句(While Chomsky was revolutionizing linguistics，the rest of social science was／wasn’t asleep．)、分裂句(It was／wasn’t Henry that kissed Rosie．)、隐性分裂句(Linguistics was／wasn’t invented by Chomsky)、比较和对照句(Marianne called Adolph a male chauvinist，and then HE insulted HER．)、非限定性定语从句(The Proto—Harrappans，who flourished 2800—2650 B．C．，were／were not great temple builders．)、反事实条件句(If Hannibal had only had twelve more elephants，the Romance languages would／would not this day exist．)、疑问句(Is there a professor of linguistics at MIT? )。