A concert will be held ________ the world-famous musician, who will personally play his favourtie music at it.
A:in memory of
B:in favour of
C:in reply to
D:in salute to
下列划线字注音完全正确的一组是( )
某车间原计划13小时生产一批零件,后来每小时多生产10件,用了12小时不但完成了任务,而且还多生产了60件,设原计划每小时生产y个零件,可列方程为____ .