航海英語航行值班與海上避碰單項選擇題每日一練(2019.01.22)

來源：考試資料網(wǎng)

1 If a seaplane is not used as a means of transpiration on water but is capable of being used so，it shall（）.

2 In determining safe speed，all of the following must be taken into account EXCEPT the（）.

3 A vessel conducting mine clearing operations will show（）.

4 In dense fog a vessel without operational radar may not be justified（）at all but should anchor if it is safe and practicable for her to do so.

5 You are approaching another vessel and are not sure whether danger of collision exists. You must assume（）.