He was just leaving ________ the telephone rang.
Five million, five hundred and fifteen thousand, one hundred and fifty-one is ______.
— How was your interview last Monday? — ____.
— Why didn’t you arrive there until three days later? — Because the heavy rain _____ the difficulties of the journey.
As soon as they arrived in the big city, they found it difficult to find somewhere cheap .
There great changes in our city in the past 10 years.