Although the children _______ in age _______ seven to thirteen, they have a lot in common.
Keep up good state of mind even if you _____ fail plenty of times.
I can’t remember when exactly the Robinsons left _____city ,I only remember it was ______ Monday. 。
Some people ________ not have plans yet for New Year’s Eve, but others know exactly what they will be doing.
His conclusion, ______ on careful research, was acceptable.
It was __________________ back home from work.