首页 / 初中英语 / 试题详细
  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 846

---Have you heard of Earth Day?
--- Yes, We have only one Earth. We have no choice but ________ it.

A.protect B.protected C.protecting D.to protect
登录免费查看答案和解析

HaveyouheardofEarthDay?Yes,Weh