.The company has changed some of its workingpractices__________complaints and criticism from the customers.

He is a key ____________ in the murder so we must protect him from all kinds of danger

It was _______ that I asked Holmes to remain for the evening and he was finally taken from me by his father

Who is our new math teacher—It ____ be the one with long curly hair. I am not sure.

I didn’t go to bed _______ my sistercame back.