—Would you like me to help you with the maths problem?—___________ It’s a most difficult one.
Tibet is one of largest provinces in China,second only to Xinjiang.
--- Were all three people in the car injured in the accident? --- No,only the two passengers who got hurt.
It was how the young man had learned five foreign languages _ attracted the audience’s interest.
It was in the small town now is a big city the earthquake occurred.
--- Where did you find your lost pen? --- It was in the park we visited that day.