A seaman is reported missing in the morning and was last seen after coming off the mid-watch. Which type of turn would you use to return to the trackline steamed during the night?（）

单项选择题A seaman has a small，gaping laceration of the arm that is not bleeding excessively. What can be done as an alternative to suturing to close the wound?（）

A.Wrap a tight bandage around the wound
B.Apply a compression bandage
C.Use temporary stitches of sail twine
D.Apply butterfly strips，then a sterile dressing

单项选择题A rescuer can most easily determine whether or not an adult victim has a pulse by checking the pulse at the（）.

A.carotid artery in the neck
B.femoral artery in the groin
C.brachial artery in the arm
D.radial artery in the wrist

单项选择题A marker pole，with a horseshoe buoy and a sea anchor attached，should be used to（）.

A.mark the position of a lost mooring
B.determine your vessel's sideslip underway
C.determine your speed through the water
D.indicate location of a man overboard

单项选择题（）the survivors known more of how to cope with cold water in the sinking of MV Titanic in 1912 countless lives（）.

A.Have／could have been saved
B.Have／could have saved
C.Had／could has saved
D.Had／could have been saved