Only after they had carried out over ten experiments ______ the decision.

. We have finally finished it! When ______the job if we had started it a week earlier

What is our physics teacher like, do you know–Oh, he is very kind _________ he looks very serious.

It’s none of your business _________ myprivate life is like.

She is very dear to us.We have been prepared to do ________ it takes to save her life.