–I could not start my car this morning due to the cold weather. --No wonder you were late. You ___ have used mine. I was not using all the morning.
It was about 600 years ago _______ the first clock with a face and an hour hand was made.
You didn’t let me drive. If we _______ in turn, you _______ so tired.
It’s obvious that the Beijing Olympic Games _______ a great success.
The information on the Internet gets around much more rapidly than ______ in the newspaper.
My sister met him at the Grand Theater yesterday afternoon, so he _______ your lecture.