Tony likes music that he can dance _____. [ ]
A. with
B. to
C. of
D. for
答案:B
航行中,主柴油机发生转速下降甚至自动停车的故障可能是由于气缸套()造成。
A.过度磨损
B.裂穿
C.咬缸
D.活塞装置失中