优题课 - 聚名师,上好课(www.youtike.com)
  首页 / 试题 / 高中英语 / 试题详细
  • 科目:英语
  • 题型:单选题
  • 难度:中等
  • 人气:542

The monument was built in honor of the explorer who was believed ________ the big river.

A.to have discovered B.to have been discovered
C.to discover D.having been discovered
登录免费查看答案和解析

Themonumentwasbuiltinhonorofth