你船沿通航分道航行,显示两盏桅灯、舷灯和尾灯,与左前方驶来的显示前后桅灯、绿舷灯的他船相遇,致有构成碰撞危险,下述说法正确的是()。①他船应给你船让路;②你船应给他船让路;③他船应避免妨碍你船 A.
① B.
②③ C.
② D.
①③

Learn to accept all the genuine help that is offered, a...

单项选择题 Learn to accept all the genuine help that is offered, as you struggle to cope with all
                                               A                                                         B                C
 what is expected of you.
                   D
A、A
B、B
C、C
D、D

测量误差来源主要有仪器误差的影响、观测者的影响和外界条件的影响该表述 (  )

判断题测量误差来源主要有仪器误差的影响、观测者的影响和外界条件的影响该表述 (  )

The letter should be based on A、we attitude B、l attitud...

单项选择题The letter should be based on
A、we attitude
B、l attitude
C、you attitude
D、my attitude