_______ for months to find a job as a cartoon maker, John finally took a position at a local advertising agency. [ ]

The air is badly ________.And there’s more water _______ in the world.

下列选项中划线词语的解释完全正确的一项是（ ）  

Minnie_______ herself that she is going to study hard and get good grades next term.

Where is Miss Wang—She went to Hainan Island last week and will return _________ six days.