— ____ visited the Shanghai World Expo is sure to tell you the place is worthy ____ twice.— You can say that again.
Outside my office window there is a fire __________ on the right.
It's said that a prisoner has escaped __________ the prison.
The bird escaped __________ 、
Human __________ is much more complicated than that of atoms, liquids or planets.
It is the government that __________ the country through the difficulties.