always acting in a strange way,Einstein must have_____ to pe

always acting in a strange way,Einstein must have_____ to people around to be mad.
A shown B imagined C appeared
Mrs.White found her husband surrounded by letters and papers and_-_____very worried.
A look B looks C looking D to look
the theory he stuck______ture.
A prove B to proved C was proved D to was proved
the extra room________very useful when we had visitors.
A was proved B proved C has been proved D has proved