17. With the help of our class, Little Mike made such great progress in Chinese that he can write a 200-character ____ .
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 ______ .
After you have used the dictionary, please put it back ______ it belongs.