单项选择(每题1分)Is this the reason _____ she explained in the report for her success in the job?
The rocks are very big with _____ of colors on them.
The continuous rain was _____ for the exceptional poor harvest
The shop-assistant was straight with his customers. If an article was of _____ quality, he'd tell them so.
What you have done is _____ the doctor's orders.
The police refused to _____ the clues they were working on.