Nancy, ____ for about half a year to apply for a job as an airline hostess, finally took a position at a shopping center.
— ____ visited the Shanghai World Expo is sure to tell you the place is worthy ____ twice. — You can say that again.
— Do you know the tower _____ in the heart of the city? — Do you mean the one _____ to the north of the city library?
Canada is one of _____ largest countries in the world, ______ second only to Russia.
The telephone _____ three times in the last hour, and each time it _____ for my sister.
Everyone knows that Canada is the second largest country in the world, larger than _____ country in Asia.