1.动名词短语作主语,谓语动词用单数.eg:Reading is an art.
2.habits是复数形式,habit作名词时,有复数形式.eg:some good habits are really important to personal development.
1.动名词短语作主语,谓语动词用单数.eg:Reading is an art.
2.habits是复数形式,habit作名词时,有复数形式.eg:some good habits are really important to personal development.