There are many trees on___side of the street.They are tall and green.

问题描述:

There are many trees on___side of the street.They are tall and green.
A.every B.both c.either

选C.either 特指两者之一,both 指两者都,后面用复数,every 用于两者以上,该空还可以填each,each 指两者或两者以上之一.