sports 算复数还是单数 用is 还是 areHe says sports —— fun,and they are good for us.中间填is 还是are

英语单词sports后用单数还是复数 sports 算复数还是单数 用is 还是 areHe says sports —— fun,and they are good for us.中间填is 还是are sports作主语谓,语动词用单数还是复数? sports clothes 运动服是单数还是复数 sports是单数还是复数sports作定语用复数,但做主语时,谓语用什么数. 不可数名词做主语谓语动词用单数还是复数?I think doing sports ( is ) good for your health.为什么在这里要用is而不用are?sports不是复数吗,那干嘛用is? belongings单数还是复数belongings用ARE 还是用IS Class One单数还是复数（用is 还是are) The Greens是单数还是复数“格林一家人”是单数还是复数?用“are”还是“is”?The Green family是单数还是复数？ each human being用单数还是复数(is/are)? English is our second__________(语言) 用复数还是单数 Everyone的系动词（如：is)用单数还是复数? traffic是单数还是复数用单数还是复数 manners算单数还是复数? diary用复数还是单数? Anything用单数还是复数 英语翻译用单数还是复数? 英语中动名词做主语时谓语动词用单数还是复数Doing sports make还是makes us strong