The room ______ door is painted green is our headmaster’s office.

He was a good student and scored _________ average in most subjects

The workers insist that the company shouldtake _____ measures to improve their working condition

I walked slowly through the market, where people all kinds of fruits and vegetablesI studied the prices carefully and bought what I needed

The number of people who ____English as a foreign language __more than 750 million.