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:较难
  • 人气:798

A person , when_________,can often do what is normally beyond his ability.

A.challenged B.challenges
C.challenging D.to challenge
登录免费查看答案和解析

Aperson,when,canoftendowhatisn