“The Lions are a great team.”中为什么用“are”?

“The Lions are a great team.”中为什么用“are”? 英语书中的一句句子The Lions are a great soccer team.这里为什么用are,又用a? The Lions are a great team.一句中为什麽有are和a同时出现? 英语翻译翻译!2aA：The Lions are a great soccer team,you know!M：Oh,I Our soccer team are going to play ( a ) the Lions The Lions _____(be) a great soccer team.be 用什么? why are you against joining the Lions?为什么用joining we are a team还是we are the team? The Chinese are a great people为什么是are the chinese people are a great people 为什么有 are are the lions come from africa? Teacher:Are the lions fighting?John:（ ）