we are the first_____ to help the poor childrenA.volunteer B.volunteers 想问一下the first后的名词到底是有s还是没有s,这题选哪个?

Tom is always the first____(get)to the school she is always the first____(come)给所给动词的适当形式填空.She is always the first____(come)and the last____(leave). We are the We are the only we are the we are the same we are the we are the we are the we are the Fools we are the we are the We are the we are the change we are the world we are one和we are the are we we are ,are we we are the waiting unkown We Are The World We are the children什么意思?