has been doing是什么時態(tài)的被動

回答

瑞文問答

2021-09-15

has been doing 是現(xiàn)在完成進行時。
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)。
doing：n. 所做的事; 發(fā)生的事; 所作所為。

擴展資料

　　It is said the industrial production has been doing well.

　　據(jù)說工業(yè)生產(chǎn)一直很好。

　　China has been doing its bit to act the part.

　　中國一直在盡力的.做它應(yīng)該做的事情。

　　He has been doing mass work and engaged in scientific research.

　　他一直從事群眾工作和科學(xué)科研工作。

　　This list will quickly show who has been doing what.

　　該列表將會快速顯示出誰執(zhí)行了該操作。

　　He has been doing long distance running exercise for a long time now.

　　他練長跑已經(jīng)不少日子了。