To keep healthy, most retired old people _____ jogging as a regular form of exercise.
I am very busy with urgent things ____ every minute of the day.
–I think we can do it right now . Not tomorrow . --__________! Let’s get down to it now.
He had hoped to tour the deserted temple for ____ fun but to his disappointment he didn’ t find ___ fun for doing that at all .
Last week, only two people came to look at the house, _______ wanted to buy it.
-- Robert is indeed a wise man. -- Oh, yes.How often I have regretted _________ his advice!