把下列单词按词尾读音归类：spends,watches,glasses,classes,enjoys,flies,legs,likes,eats,wishes,chats,

名词复数词尾-s或-es的读音规则

情况 读音 例词

在[p] [t] [k] [f]等清辅音后 [s] cups, cakes, roofs

在[s] [z] [? ] [t? ] [dV]等辅音后 [iz] glasses, faces, roses, brushes, matches, bridges

在其他情况下 [z] days, cities, kaives

动词词尾-s或-es的读音

动词第三人称单数后要加词尾-s或-es，其加法和名词复数词尾-s或-es的加法一样，词尾-s或-es的读音规则也一样，即：

情况 读音 例词

在[p] [t] [k] [f]等清辅音后 [s] helps, asks, laughs

在[s] [z] [? ] [t? ] [dV]等辅音后 [iz] faces, wishes, watches

在其他情况下 [z] plans, cries, shows

所以，
s：likes，eats，chats.

z：spends，enjoys，flies，legs.

iz：watches，glasses，classes，wishes.

s:legs,likes,eats,chats,walks
z:spends,flies,enjoys
iz: watches,glasses,classes,wishes,

s：likes，eats（/ts/），chats（/ts/）.

z：spends，enjoys，flies，legs.

iz：watches，glasses，classes，wishes.