He’s got himself into a dangerous situation ________ he is likely to lose control over the plane.A. where B. which C. while D why
Dr. Smith was always__________ the poor and the sick, often providing them with free medical care.
As_______ matter of fact, ________ beauty of _________ nature there made an excellent impression on me.
--- Do you know the Water Cube(水立方)at all? --- No, this is the first time I _________ here.
While having our dinner, _______.
--- How do you find your missing pen? --- Wow. _______________.