---Do you work in this office?---No, as a clerk in this office is on vacation, I’m just ____ here for about a week.

(2013·河南郑州二次质检)Frankly speaking, ________ of them knew what the other was doing that morning.

After the earthquake, the first thing the local government did was to provide ____________                for the homeless families.

--Tom is such a stupid student that he had failed in every exam.---Sorry, I won’t agree. He is ________ than stupid.

—Nowadays children have more freedom.—I agree. They ________ do what they like.