非谓语动词to be done和doneA new library is being built in our school an_英语解答

非谓语动词to be done和done
A new library is being built in our school and it'll be accessible to us students when(completed)next year.为什么不用to be completed?时间是next year应该用表将来啊

人气：465 ℃　时间：2019-10-09 02:29:37

解答

完整版是it'll be …… when it's completed next year.在时间状语从句中,用用一般现在时表将来（本题中when 引导的是时状从句）当从句和主句主语一致时,从句可省略主和系动词,本题即省去it‘s