The man has been in____ doctors describe as a vegetative (植物的) state for six years.
Hillary Clinton arrived in Beijing yesterday, ______ the start of her short visit to China.
You can make a complaint to the local government ______ you are happy with the way things are.
---- I wonder ______ Mr. Black changed his mind to take part in the movement.---- After he listened to the speech by Mr. King.
We finally managed to make the customers ______ of the quality of the vehicle.
---- Mr. Wang got the first prize in the singing competition last week.---- Oh. That’s what he ______ for years.