KEEP IN CONTACT ON VHF CHANNEL 13.的中文意思是：在甚高频13频道保持联系。
第1题：
Which channel is designated for VHF Digital Selective Calling?
A.Channel 70
B.Channel 06
C.Channel 13
D.Channel 16
第2题：
You are monitoring VHF Channel 16 when you receive a call to your vessel，TEXAS PRIDE．What is the proper way to answer this call ________．
A.This is TEXAS PRIDE．Pick a channel
B.This is TEXAS PRIDE on Channel 16．Come back
C.This is TEXAS PRIDE，WSR 1234，reply Channel 10
D.Please stand by．We're busy right now
第3题：
Keep the NO1 (浮标) on the port side!
A.buoy
B.mark
C.beacon
D.channel
第4题：
In this port，it is regulated that______will be broadcast every one hour on VHF Channel 6．
A.VHF News
B.Channel Rules
C.Visibility Time
D.Navigational Warnings
第5题：
A vessel approaching a narrow channel shall _____.
A.avoid crossing the channel if it impedes another vessel navigating in the channel
B.not overtake any vessels within the channel
C.keep as close as possible to the edge of the channel on her port side
D.anchor only in the middle of the channel
第6题：
Large vessel leaving． Keep clear ________ approach channel．
A.off
B.reach
C.from
D.of
第7题：
______ will be broadcast every one hour on VHF Channel 6．
A.VHF News
B.Channel Rules
C.Visibility Time
D.Navigational Warnings
第8题：
Keep to the middle of the (航道) ！
A.buoy
B.mark
C.beacon
D.channel
第9题：
A vessel proceeding along a narrow channel shall ______.
A.avoid crossing the channel at right angles
B.not overtake any vessels within the channel
C.keep as near as safe and practicable to the limit of the channel on her starboard side
D.when nearing a bend in the channel, sound a long blast of the whistle
第10题：
How does the CRS Server know that it has received an ASR-enabled contact? （）