更多"How long must the records of tests "的相关试题:
[单项选择]Records of tests and inspections of a cargo vessel’s fire extinguishing systems shall be kept on board（）.
A. for 1 year
B. for 2 years
C. until the next Coast Guard inspection
D. until the vessel's Certificate of Inspection expires
[单项选择]How long must GMDSS Radio Logs be retained by the licensee when they relate to a distress situation or disaster? （）
A. 6 months
B. 1 year
C. 2 years
D. 3 years
[单项选择]How long must the GMDSS radio log be retained on board（）.
A. At least two years after the last entry
B. At least one year after the last entry
C. At least 90 days after the last entry
D. At least 30 days after the last entry
[单项选择]How long warning must be provided by the CO2 warning Mann before CO2 is discharged into a space （）.
A. 5 seconds
B. 10 seconds
C. 15 seconds
D. 20 seconds
[单项选择]Nobody knows how long and how seriously the shakiness（不稳定） of big businesses will （） down the economy.
A. put
B. settle
C. drag
D. knock
[单项选择]（）tankers over 100 meters long must not proceed beyond Dongbei Buoy.
A. Loading
B. Load
C. Lade
D. Laden
[单项选择]How long（）?
A. has the journey
B. is the journey like
C. does the journey take
[单项选择]How must each storage tank for helicopter fuel on a ship be marked?（）
A. DANGER - KEEP AWAY
B. DANGER - EXPLOSIVE VAPORS
C. DANGER - NO SMOKING
D. DANGER - FLAMMABLE LIQUID
[单项选择]You must explain（）how they succeeded（）the experiment.
A. of us；for
B. at us；at
C. to us；in
D. for us；to
[单项选择]How long have you worked here?（）
A. Since about two years.
B. I do not know.
C. For about two years.
D. Who knows.
[单项选择]How long are you prohibited to consume alcohol prior to serving as a member of a watch?（）
A. within two hours
B. within three hours
C. within four hours
D. within five hours
[单项选择]How long have you lived in London? （）
A. I moved here from Paris.
B. My whole life.
C. I‘ve worked here for almost 10 years.
D. I‘ve never traveled there.
[单项选择] A:How long does the remittance take from New York? B:（）
A. I'm not sure. It depends on the mode your partner chose
B. I'm not sure about that. It is a big city
C. I don't know for sure. It is quite busy now in our bank
[单项选择]How long（）you（）the library book? For three days.
A. have; borrowed
B. have; kept
C. did; borrow
D. were; kept
[单项选择]如果船员问你：HOW LONG WILL IT TAKE TO FINISH THISHATCH？你应该回答（）。
A. IT’S ELEVEN O’CLOCK.
B. ABOUT HALF AN HOUR.
C. TWENTY CONTAINERS.
[填空题]英文“How long do you want to subscribe it to?”的意思是（）
