_______ ship turned over and sank (沉没) off _______ island in South Korea on April16.
It ____ me nearly two hours to finish my homework yesterday.
When the teacher walked into the classroom, the students ____ at once.
He speaks English ____ than any other student in his class.
Liu Xiang is regarded ____ one of the best runners in the world.
____ are you going to be ____ you grow up?