The missing boy was last seen ____ in the park with other children.
Four of Robert’s children were at the party, including ____, Luke.
It is generally accepted that ___ boy must learn to stand up and fight like ___ man.
--- My family plans to pay a visit to Mount Tai this weekend. --- ______. It’s really worth visiting.
What really _____ is not failure itself, but the attitude we have towards it
--- When shall we restart our project? ---Not until we _____ our plan.