The time he has devoted in the past years ________ the disabled is now considered _______of great value.
【2015·重庆】Like ancient sailors, birds can find their way____ the sun and the stars.
【2015·重庆】____ in the poorest area of Glasgow, he had a long, hard road to becoming a football star.
【2015·北京】If ___for the job, you’ll be informed soon.
【2015·北京】The park was full of people,____themselves in the sunshine.
【2015·北京】_____the early flight,we ordered a taxi in advance and got up very early.