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:容易
  • 人气:1529

------- Now you can see how serious the situation is !
-------- Yes.  We _____something before it got so bad .

A.should do B.must do C.must have done D.ought to have done
登录免费查看答案和解析

Nowyoucanseehowseriousthesitua