求这句英语的主谓宾you will find concentrating on active and useful words the most effective route to enlarging your vocabulary.
问题描述：
求这句英语的主谓宾
you will find concentrating on active and useful words the most effective route to enlarging your vocabulary.
答
主语 you 谓语动词 will find 宾语 the route. concentrating on 是宾语补
答
you（主语） will find（谓语）concentrating on active and useful words（宾语）the most effective route to enlarging your vocabulary（宾语补足语）。
一个相同结构的短句：I find you smart.
答
you（主）will find（谓）concentrating on active and useful words（宾） the most effective route to enlarging your vocabulary（宾补）.你会发现,专注于那些活跃而有用的单词,是扩大词汇量的最有效的途径....
答
you【主语】
will find【谓语】
concentrating on active and useful words【动名词短语做宾语】
the most effective route to enlarging your vocabulary【宾语补足语】.
== 基本结构是：你会发现【它是怎么怎么样】这种结构属于宾语补足语