People try to avoid public transportation delays by using their own cars, and this ____ creates further problems.
______ ,customers spend about 1.5 million pounds a day.
His father came out of prison ______ Dickens have a chance to go to school.
School children must be taught how to deal with dangerous ______ .
He has been to general manager because of his excellent work in the company.
Despite some difficulties,China has achieved a lot in the past year ______ .