A:英国军队
B:英法联军
C:日本军队
D:八国联军
— My eyesight is getting worse these days. I'd like to have my eyes ______.
— Perhaps you should consider ______ the time on the computer.
圆内接四边形ABCD,∠A,∠B,∠C的度数之比为3:4:6,则∠D的度数为( )