If your father knows that you cheated in the exam, he will be ________ angry.
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.