---Pity you missed the lecture on nuclear pollution.---I ______ it, but I was busy preparing for a job interview.
Physical exercises not only are useful for character training but also can ________ man’s body.
He spent __________ money on books and _________ his books are about space and satellites.
When I came back from shopping, I found my purse __________.
Mr. Smith, may I have a word with you? I’ll try not to __________ too much of your time.
You may catch up with others __________ you work a little harder.