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The exhaust boilers are used to recover some of （） carried in the exhaust gas from the main engine.
A . water
B . oil
C . heat
D . steam
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The interior of some diesel engine saltwater heat exchangers are protected from corrosion by the use of（）
A . aluminum plates
B . lead cathodes
C . copper baffle plates
D . sacrificial zinc
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Some vessels are equipped with a water lubricated stern robeWhen at sea, operating under normal conditions, the water service valve from the ships saltwater system to the bearing should be （）.
A . closed, and no leakage permitted across the shaft packing
B . closed, and only slight leakage permitted across the shaft packing
C . open, and no leakage permitted across the shaft packing
D . open, and only slight leakage permitted across the shaft packing
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Sip and zip，tip and dip， map and nap are all__.
A . minimal pairs
B . diphthongs
C . allophones
D . phonemes
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Some diesel engines are fitted with a thermometer in the cooling water outlet from each cylinderIf the cooling water temperature from all cylinders begins to rise above normal, you should suspect （）
A . increase blow-by in all cylinders
B . incomplete combustion in all cylinder
C . overloading in all cylinders
D . insufficient fuel delivery to all cylinder
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You are performing an incomplete recovery because some important tables have been dropped and purged from the Recycle Bin. Which clause can you NOT use to perform the incomplete recovery by using the RMAN utility？（）
A . UNTIL CANCEL
B . UNTIL SCN
C . UNTIL SEQUENCE
D . UNTIL TIME
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Here are some practical tips that may help people communicate well with people of other generations except ________.
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what are the tips to improve your communication skills?
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Where does tipping originate from?
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Directions: Choose the right things from the information box below for a seller/buyer to do at a trade fair. Pay attention, there are some things neither side should do.The buyer:__________________
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Tips of guide to a folk custom area are：
A、Try to learn some ethnic languages and local dialects
B、Try to be an expert of folklore
C、 Be familiar with important policy and respect local people
D、Use various methods and techniques to explain
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How many tips are given to memorize words?
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From the logistical system viewpoint, some factors are fundamental to transportation performance, they are ()
A． speed
B． cost
C．consistency
D．distance
此题为多项选择题。
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It can be inferred from the passage that, compared with the requirements of law, the percentage goals set by "some federal and local agencies "(line 18)are
A．more popular with large corporations.
B．more specific.
C．less controversial.
D．less expensive to enforce.
E．easier to comply with.
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The simple circular-flow diagram is a model that includes only some key players in the real economy. Which of the following key players are omitted from the simple circular-flow model？
A．Households．
B．Firms．
C．Government．
D．MarketsforFactorsofProduction．
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I have borrowed many books from the school library, some of ___ are on music.
A.them
B.that
C.which
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Part I Listening Comprehension Section B Directions: This section is to test your ability to understand short conversations. There are 2 recorded conversations in it. After each conversation, there are some recorded questions. Both the conversations and questions will be spoken two times. When you hear a question, you should decide on the correct answer from the 4 choices marked A), B), C) and D) given in your test paper. 9.
A．He’s giving a lecture
B．He’s attending a meeting．
C．He’s speaking on another phone
D．He’s away on a business trip．
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Where do cars get their energy from？ For most cars, the answer is petrol. 1_____some cars use electricity. These cars have 2 _____motors that get their power from large batteries. In 3___, there are even cars that have 4_____ an electric motor and a petrol motor. These types of cars are 5_____ hybrid (混合) cars.
Most people tend to think of electric cars as a new 6 ____, but they have been around for a long time. In the 7_____ 19th and early 20th centuries electric cars were common because the technology for petrol engines was not very advanced.But 8____ the petrol engine became easier to make and more powerful, this type of engines became the most 9 ____.Interest in electric cars was high in the l970s and 1980s because 10____ became very expensive.Recently, electric cars have again become well-liked because people want cars that pollute 11_____.
Electric cars are better than petrol cars 12______ several ways. The biggest benefit is reduced pollution.In areas 13_____ there is a high percentage of electric cars, pollution is not that serious. The second benefit of electric cars is a 14 _____in the dependence on foreign oil.Several countries don’t want to 15 _____on oil from other countries. Since electric cars can run on electricity from coal or nuclear power stations, there is less need to import oil.
(15分)
(1)第1题最佳答案应选()(1分)
A. But
B. Nor
C. Or
D. And
(2)第2题最佳答案应选()(1分)
A. traditional
B. common
C. same
D. special
(3)第3题最佳答案应选()(1分)
A. summary
B. detail
C. time
D. addition
(4)第4题最佳答案应选()(1分)
A. all
B. both
C. either
D. neither
(5)第5题最佳答案应选()(1分)
A. described
B. regarded
C. called
D. known
(6)第6题最佳答案应选()(1分)
A. invention
B. influence
C. instrument
D. intention
(7)第7题最佳答案应选()(1分)
A. last
B. beginning
C. recent
D. late
(8)第8题最佳答案应选()(1分)
A. unless
B. after
C. before
D. until
(9)第9题最佳答案应选()(1分)
A. popular
B. comfortable
C. difficult
D. dangerous
(10)第10题最佳答案应选()(1分)
A. motors
B. power
C. cars
D. oil
(11)第11题最佳答案应选()(1分)
A. much
B. more
C. less
D. few
(12)第12题最佳答案应选()(1分)
A. by
B. in
C. at
D. on
(13)第13题最佳答案应选()(1分)
A. when
B. where
C. what
D. which
(14)第14题最佳答案应选()(1分)
A. start
B. need
C. reduction
D. rise
(15)第15题最佳答案应选()(1分)
A. put
B. hold
C. rely
D. keep
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Finding Friends on the Internet Many students want to find friends on the Internet as a way of practicing their language skills and learning more about new cultures. With the Internet, finding friends has become much easier. Here are some tips on finding on the Internet:
◇ Search the Internet for reputable（声誉好的）services. Look for reviews of such sites to learn more about others student’experiences. Don’t join a service until you have done research.
◇ Check to see if you can use a nickname, instead of your real name, to protect your number and birthday. ◇ Stop contact with others if you feel uncomfortable with the topics of the conversation.
◇ Try to use the language you are studying when communicating with others. Asking appropriate questions will also help you learn about other cultures.
Remember:
To understand a whole culture, you have to talk to many people.
66.Finding friends online may help students______ their language skills and learn more about new cultures.
Before you join an Internet service, you have to ______.
Giving ______ information to anyone online could be dangerous.
To protect your identity online, you’d better not use your ______.
Talking to many people is necessary for one to understand a whole ______.
请帮忙给出每个问题的正确答案和分析，谢谢！
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？Read the text below about presentation tips.&8226;In most or the lines 34 -45, there is one extra word. It is either grammatically incorrect or does not fit in with the meaning of the text. Some lines, however, are correct.
？If a line is correct, write CORRECT on your Answer Sheet.
？If there is an extra word in the line, write the extra word in CAPITAL LETTERS on your Answer Sheet.
Know the needs of' your audience. Put what you have to say in a logical sequence. Ensure your speech will be captivating up to
34 your audience as well as worth their time and attention. Practice
35 and rehearse of your speech at home or where you can be at ease
36 and comfortable, in the front of a mirror, your family, friends or
37 your colleagues. Use a tape-recorder and listen to yourself. Videotape
38 your presentation and analyze on it. Know what your strong and
39 weak points are. Emphasize your strong points during your presentation.
40 When you are presenting it in front of an audience, you are performing
41 as an actor is on stage. How much you are being perceived is very
42 important. Dress appropriately for the occasion, Be solemn if your
43 topic is serious. Present the desired image to your audience. Speak
44 slowly, enunciate clearly, and show off appropriate emotion and feeling
45 relating to your topic subject. Vary the tone of your voice and dramatize if necessary.
(34)
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In the 1970s and 1980s counter trade was different from the old practice although some similarities remained. Current counter trade partners are not necessarily familiar partners and goods exchanged are sometimes vertically related. Current counter trade can be categorized as follows. 英译汉
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Some Chinese versions of Pushkin ’s love poems are translated from the English translation rather than from the original Russian works.()
此题为判断题(对，错)。
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请阅读短文，完成此题。When we analyze the salt salinity（盐溶度 ） of ocean waters, we find that it varies only slightly from place to place. Nevertheless, some of these small changes are important. There are three b
A、the analysis of the salinity of ocean waters
B、the causes of the variation in oceanic salinity
C、the importance of the changes in oceanic salinity
D、the different forms of salts in ocean waters
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Guests _______ that some services available on the premises, including telephone and fax, are charged separately from the room fee.
A. reminded
B. are reminded
C. would remind
D. had been reminded
