A．onB．toC．inD．with

He owed his success to luck more than（)capacity.A onB toC inD at

In less than a year,he came to terms（)his life and work there.A onB atC inD with

Doctor Marescaux in New York watched the patient _____ a video screen.A、onB、byC、inD、with

【A3】A．onB．belowC．inD．There

【C7】A．onB．forC．inD．to

【C17】A．onB．atC．inD．within