hair是单数还是复数形式?答:规则变化 (1) 在单数名词词尾加s。如:map → maps,boy→ boys,horse→ horses, table→ tables.(2)s,o,x ,sh,ch结尾的词加es.如:class→classes, box→boxes, hero→heroes, dish→dishes, bench→benches.PS:少数以o结尾的词,变复数时只加s,单独记忆即可。如:photo→photos, piano→...
hair复数形式怎么写?答:规则变化 (1) 在单数名词词尾加s。如:map → maps,boy→ boys,horse→ horses, table→ tables.(2)s,o,x ,sh,ch结尾的词加es.如:class→classes, box→boxes, hero→heroes, dish→dishes, bench→benches.PS:少数以o结尾的词,变复数时只加s,单独记忆即可。如:photo→photos, piano→...