Patience,without ________ you can't do the work well,is a kind of quality.
Two hundred ______(被盗的) bicycles were returned to their owners last month.
I must ______(道歉) for not having been able to write to you sooner.
This plant is found in the ______(南部) parts of the country.
Tom is ______(在楼上). Go and find him yourself.
That flying school graduates a hundred ______(飞行员) every year.