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1 We must grease and clean the derrick parts.（）

2 While you are turning the windlass over slowly , （）all the moving parts.

3 What would you do if hearing an abandon ship alarm? （）

4 You should （）the mooring lines at the same time when the wind is big.

5 下列為特種舵的是（）

6 The most modern type of dry cargo carrier is（）.

7 在船上應(yīng)當(dāng)日出時升起國旗。（）

船舶水手考試章節(jié)練習(xí)(2019.10.24)