首页 / 高中英语 / 试题详细
  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1702

The experiment shows that proper amounts of exercise, if _____ regularly, can improve our health.

A.being carried out B.carrying out C.carried out D.to carry out
登录免费查看答案和解析

Theexperimentshowsthatproperam