Usually there might be a lot of accidents in the heavy fog.I happened to witness ________ this morning.
Customers are asked to make sure that they ____ the right change before leaving the shop.
Because the two countries were at _____ war, the people had ______ hard life.
—-______ —Certainly, it is my great pleasure.
Hurry up! The shop __ in five minutes.
The boy insisted that he __ old enough, and __ the right to make his own choice.