hasbeen是什么時態(tài)作業(yè)幫一課

回答

瑞文問答

2024-08-27

has been是現(xiàn)在完成時態(tài)。
has：有; have 的第三人稱單數(shù)現(xiàn)在時形式。
been：
v. 曾經(jīng); 曾經(jīng)到過(某地)。
are的過去分詞; be的過去分詞。

擴(kuò)展資料

　　A working party has been set up to look into the problem.

　　已成立一個工作小組來調(diào)查這個問題。

　　A new manager has been appointed to direct the project.

　　已任命一位新經(jīng)理來管理這項(xiàng)工程。

　　The new bridge has been finished two years ahead of schedule.

　　新橋提前兩年落成。

　　The information has been placed in the public domain.

　　這資料不受版權(quán)保護(hù)。

　　The scheme has been set up to help homeless people.

　　這個計(jì)劃的目的是幫助無家可歸的人。