13.3 Pronunciation of -s Endings
基础科学

        In English,to make a noun plural or possessive,or to put a verb in the thirdperson singular form of the present tense,we add /s/ or /z/ to the word. This ending isspelt in several ways and pronounced in different ways.-s — two hours,he says,she gets-es — ......（本文共 2692 字）     [阅读本文] >>