some () 里面填的是单数还是复数?
some () 里面填的是单数还是复数?
need some help的help是复数还是单数
need some help的help是复数还是单数 need some help的help是复数还是单数
some water是单数还是复数?
some food是单数还是复数?
some one 是单数还是复数
some of the children 是单数还是复数
have some difficulty 是用单数还是用复数
这句话中some是单数还是复数?
to some children 做主语 后面的谓语动词用是单数还是复数?
some of 后面加的be动词是单数还是复数
some后加可数名词的复数还是单数