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小沈从小就有去美国留学深造的愿望,为此她很努力地学习英语,并对学习英语产生了浓厚的兴趣,她不但上英语课时十分认真,而且课余时间经常与同学一起练习英语。小沈的这种学习动机属于(  )。
_____ed ucation is the instruction that occurs when the instructor and studen t s are separated by distance or time,or both.
1_____education is the instruction that occurs when the instructor and students are separated by distance or time,or both
When the Pilot is embarked he or she ().
When the pilot is embarked he or she().
When visibility is reduced to about 5 miles, we say that visibility is().
When visibility is about 1 nautical mile only, we say that visibility is().
When visibility is 10 nautical miles, we say that visibility is().
When visibility is restricted(),we can say it is restricted visibility.
()typically extends from close as 0.1 nautical miles out to 32 NM.
When rigging a bosun’s chair,a tail block or lizard is used to().
Information for updating nautical charts is primarily found in the().
You are underway at 5 knots and see on your radar a contact 10 miles directly astern of you. 12 minutes later,the contact is 8 miles directly astern of you. What is the estimated speed of the contact? ()
NAVTEX transmissions have a designed range of about()nautical miles.
What is the default value for the ENABLED attribute of a job or program when it is created? ()
It is abnormal that when the engine is being turned by the turning gear or by hand, ().
When two vessels are in sight of one another and NOT in or near an area of restricted visibility,any of the following signals may be given EXCEPT().
A correction for augmentation is included in the Nautical Almanac corrections for().
How is variation indicated on a small-scale nautical chart?().
Two airplanes at 25,000 feet above the ground are flying toward the same airport. Airplane A is flying due south toward the airport at 200 miles per hour, and Airplane B is flying due west toward the airport at 250miles per hour. At 10:00 ~ Airplane A is 700 miles from the airport, and Airplane B is 925 miles from the airport. How far are the two airplanes from each other at 10:30 AM?
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