There is room for three people in the back of the bus中间的空为什么用another而不用otherif there no buying and selling of animals,there will be no killing in the future.中间的空为甚么用is而不用are.
网友回答
another three people = three other people 意思一样,位置不同
no buying and selling of animals 不买卖动物,表示“不拿动物做交易这一个概念,视为单数,故用is