可数名词复数形式的构成方法:
规则变化:(1)名词后有直接加s,例如:grade-grades
(2)以字母ch, sh, s, x结尾的名词后加-es,如:watch, brush, bus, box, fox注意字母o结尾名词:tomato(es), potato(es), photo(s), zoo(s), radio(s)&...
可数名词复数形式的构成方法:
规则变化:(1)名词后有直接加s,例如:grade-grades
(2)以字母ch, sh, s, x结尾的名词后加-es,如:watch, brush, bus, box, fox注意字母o结尾名词:tomato(es), potato(es), photo(s), zoo(s), radio(s)&...