It is said the industrial production has been doing well.

　　據說(shuō)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(huì )快速顯示出誰(shuí)執行了該操作。

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

　　他練長(cháng)跑已經(jīng)不少日子了。