更多"What should you do to a line to pre"的相关试题:
[单项选择]What should you do if you have transmitted a distress call a number of times on channel 16 and have received no reply?（）
A. Repeat the message using any other channel on which you might attract attention
B. Key the microphone several times before transmitting again
C. Turn up the volume on the receiver before transmitting again
D. Report the problem to the head electrician
[单项选择]What do you do on Sunday?（）
A. I 'm a teacher
B. I play football
C. You are a student
D. They clean rooms.
[单项选择]Hello, Peter. What do you do?（）
A. I am fine.
B. I am not sick.
C. I am a student from Bonn University.
D. I came from Bonn University.
[单项选择]Tom, what did you do with my documents? I have never seen such a（）and disorder!
A. mass
B. mess
C. guess
D. bus
[单项选择]What should you apply to a fathometer reading to determine the depth of water?（）
A. Subtract the draft of the vessel
B. Add the draft of the vessel
C. Subtract the sea water correction
D. Add the sea water correction
[单项选择]What is the MOST important thing you should do before transmitting on a marine radio? （）
A. Ask for permission
B. Record the time in your radio log
C. Press the push to talk button three times
D. Monitor the channel to insure that it is clear
[单项选择]If a mooring line should part while you are tying up at a dock，you should make a temporary eye by tying a（）.
A. becket bend
B. clove hitch
C. bowline
D. square knot
[单项选择]When using an ARPA，what should you consider in order to evaluate the information displayed?（）
A. The target vessel's generated course and speed are based solely on radar inputs
B. Navigational constraints may require a target vessel to change course
C. The trial maneuver feature will automatically determine a course that will clear all targets
D. You cannot determine if a small target has been lost due to sea return
[单项选择]The safety valves should be tested and adjusted when the boiler survey is （）
A. completed
B. carried out
C. cleaned
D. steamed
[单项选择]What action should you take to compensate for the abovecurrent?（）
A. Continue on the same course and speed
B. Alter your course to the right
C. Slow to 8.5 knots
D. Alter your course to the left
[单项选择]What are you going to do?（）
A. I'm planning to go to the cinema with my friend
B. No, I'm not going to do it.
C. Thank you for asking me about it.
D. Yes, I'll go
[单项选择]What can I do for you?（）
A. No, thanks
B. Of course not
C. I agree not
D. Sorry
[单项选择]During a period of “whiteout”，you should expect which of the following?（）
A. Snowfall or blowing snow
B. Lack of ability to estimate distance
C. Harsh contrast between sun-illuminated snow cover and the background
D. Hazy horizons with extensive mirage effects
[单项选择]What do you want, Mary?（）
A. No, I want some water.
B. Yes, I plan to go shopping.
C. I'd like some red wine, please.
D. No, I don't eat.
[单项选择]What do you think of the song?（）
A. It sounds sweet
B. I like music very much
C. I don't know the title
D. It was a pleasure
[单项选择]What do you think about this story? （）
A. Thank you for telling me the story.
B. Yes, it‘s a real story.
C. I like it very much.
D. So do I.
[单项选择]What do you want the original plan（）?
A. for
B. on
C. to
D. with
[单项选择]What do you think of your new teacher?（）
A. He came to teach us last week.
B. He teaches us English.
C. He has two children.
D. He is very nice
