单项选择题
M/V Yanyuan No.1.（）is your course and speed?
A.When B.Which C.That D.What
单项选择题 When（）the pilot embark?
单项选择题 On which side（）I rig the pilot ladder.
单项选择题 My ETA（）Cheng Shan Tou lighthouse is 0900 hours local time.
