.-What made you so angry?-_______.
They told me that the museum was well worth________.
Look out! Don’t get too close to the house________ roof is under repair.
Though he failed in the experiment again and again, he didn’t______, and at last, he made it.
Only in this way_______ finish the work ahead of time.
--Do you know the man _______ I shook hands just now?--Yes, I know him. He is a famous actor.