25. In this country it is required that anyone who wants to settle here ______ to pass this kind of test.

It’s generous ________ them to give food and clothes to homeless people. They think it important________ them to provide places for homeless people to stay.

－Could youplease tell me where__________－Sure. He isin the office.

7— Can you tell me what’s your aim in life, Li Ping?— I am aiming ____ a famous physicist

Our bad living habits will destroy the earth. Only by changing we livesave the earth.