If he refuses to _____ my plan, I can probably find someone more cooperative. A. put up with B. fall in with C. do away with D. get along with 答案:B如图,一艘船以每小时60海里的速度自A向正北方向航行,船在A处时,灯塔S在船的北偏东30°,航行1小时后到B处,此时灯塔S在船的北偏东75°,(运算结果保留根号)(1)求船在B处时与灯塔S的距离;(2)若船从B处继续向正北方向航行,问经过多长时间船与灯塔S的距离最近.