I looked at Tom's pictures and found some of them so amusing and funny that I couldn't help __________.
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Your goals have to be __________ so that you'll know when you are making progress.
Salespeople often try to learn about the needs of __________ buyers to make themselves more persuasive.
We have only five months to make _________ for the trip to the South Pole.
Prof. Lee's eyes _________ with enthusiasm as she talked about how her new teaching method worked in her College English class.