. Leo ______ have kept his promise. I wonder why he changed.
Oh, I’m not feeling well in the stomach, I __________ so much fried chicken just now.
. you like it or not, you'll have to give up smoking.
Your shirt needs ____. You'd better have it done today.
—Why is Mr. Li so happy this morning? —Because he was honoured with a(n)______ for excellence in teaching.
________ you are interested in astronomy, you can read the book.