1.____by all the team members, they finally got the big project for their company.(2014-12)a. To be supported b. Having supportedc. Supporting d. Supported2._______the investigation, the committee published the report on the cause of the accident. (2015-12)a. Completedb. Completingc.Having completedd. To have completed3.With the work _____ (do), these scientists began to plan another research project.(2016-06)4.______the library for four hours without finding anything useful, I turned to my professor for help. (2017-12)a.To searchb. Having searchedc. Have searchedd. Searching5. _________great losses in the financial crisis, the company closed down last year.a. Being suffered b. To sufferc. Having sufferedd. Suffered