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1、If you hear a continuous blast of the

If you hear a continuous blast of the ship’s whistle for a period of a period of not less than 10 saconds supplemented by a continuous rin...

2、You want to display the titles of boo

You want to display the titles of books that meet these criteria:1. Purchased before January 21, 20012. Price is less then $500 or greater th...

3、If the president wants to put a treaty

If the president wants to put a treaty into effect, he has to get the approval by two thirds of the （）ASenateBCabinetCCongre

4、If you are the Master of a towing vess

If you are the Master of a towing vessel whose only working radar no longer functions，what must you do?（）ANotify the Captain of the Port (...

5、If you don’t understand the meaning of

If you don’t understand the meaning of the technical terms of the diesel engine, you can （） the dictionary of machine technology.Alook forBfind outCconsultDread

6、If you hear the firing of a gun at one

If you hear the firing of a gun at one minute intervals from another vessel，this indicates that（）.Athe gun is being used to sound passing signalsBthe vessel is in distressCall vessels are to clear the areaDall is clear and it is safe to pa