I am a teacher and I _____ in this school for5 years.

It was not until he came back _____ he knew the police were looking for him

90 It is said that a ship was wrecked onthe

Did you read the book Who Stole My Cheese—Yes. I___________it twice while inuniversity.

________ is known to all, China will be an _______ and powerful country in 20 or 30 years.