單項(xiàng)選擇題In the IMO SMCP the situations（）phrases using the work “can” appear it clear whether a possibility is referred to.
A.where
B.when
C.after
D.unless
您可能感興趣的試卷
你可能感興趣的試題
1.單項(xiàng)選擇題（）it is advisable to remain on a VHF channel 8, say: “stand by on VHF channel 8”.
A.That
B./
C.When
D.What
2.單項(xiàng)選擇題（）we stand away from the church bell, it takes time for the sound waves to each us.
A.If
B.Whenever
C.Because
D.Where
最新試題
Can MF/HF radiotelephone receive the MSI sent from the coast stations alone?（）
題型：?jiǎn)雾?xiàng)選擇題
In case a ship is in emergency or distress in any of 4 areas, it is required to use the continuous（）alert.
題型：?jiǎn)雾?xiàng)選擇題
Every lifeboat which is fitted with a fixed two-way（）radiotelephone apparatus with an antenna which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position.
題型：?jiǎn)雾?xiàng)選擇題
All coast radio stations（）DSC installed for VHF and HF.
題型：?jiǎn)雾?xiàng)選擇題
Monitoring is especially important in a highly automated system which is dependent on careful（）procedure and format.
題型：?jiǎn)雾?xiàng)選擇題