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 1062

--- Red-crowned cranes need more people’s help.
---Yes. People working in the reserves are doing everything they can ____these birds.

A.save B.saving
C.to save D.to saving
登录免费查看答案和解析
相关知识点

Redcrownedcranesneedmorepeople