After a day’s work, she felt exhausted. She____ herself on the bed, unwilling to do housework.
—Why are your eyes so red? You _______ have slept well last night.—Yeah, I stayed up late writing a report.
21. The children lost in the woods; otherwise, they would have been at the lakeside camp as scheduled.
Harry is feeling uncomfortable. He _____ too much at the party last night.
When I was a child, I ______ watch TV whenever I wanted to.
He ________ sleep, although he tried to, when he got on such a hunt for an idea until he had caught it.