One of the biggest Transportation problem are cars and buses’ pollution.有没有语法错误
问题描述：
One of the biggest Transportation problem are cars and buses’ pollution.有没有语法错误
答
One of the biggest Transportation problem is the pollution of cars and buses
答
两个错误
One of the biggest Transportation problems is cars and buses’ pollution.
答
are ---is,one of作主语时，谓语动词要用单数
答
有的。problem要加s
答
be动词应该用单数is,应为主语是单数,One of the biggest Transportation problem ,当前最大的交通问题之一是轿车和公交车的污染问题.
答
One of the biggest "Transportation problems" "is" "vehicles'" pollution.