The project must be completed.It doesnot matter what it costs. we have to join this sentence without using and but or so Share with your friends Share 0 Farah Yasin answered this The project must be completed no matter what it costs 2 View Full Answer Preetham Venkatesh answered this 1. Because the project must be completed, it does not matter what it costs.2.The project must be completed, irrespective of the cost. (The words change, but the meaning does not change.) 2 answered this The project mist be completed at any cost 0