[单项选择]To survive in the intense trade competition between countries, we must ______ the qualities and varieties of products we make to the world market demand.
A. improve
B. enhance
C. guarantee
D. gear

[简答题]To survive in the intense trade competition between countries, we must __________ the qualities and varieties of products we make to the world market demand.
A. A．improve
B．enhance
C．guarantee
D．gear

[单项选择]All the leading newspapers（）the trade talks between China and the USA.
A. reported
B. printed
C. announced
D. published

[简答题]Lecture 1：【讲座-社会科学-历史】 　　世界历史，讲tea trade between Asia & Europe; 　　tea 在什么时候到哪里的，一开始先到荷兰;再到英国，在英国广泛流传; 　　一开始只有达官贵族能喝到tea,后来tea又用来当药用;之后有个princess(忘记名字了，会有提示)教群众如何将tea变得没那么苦。后来又发明将糖加到tea里面会很好喝; 　　也说了coffee没有广泛被需要的原因，是生产shortage，问的是culture trend的相关问题。

[单项选择]An analyst does research about relationship between credit spreads and economic well being. In general, credit spreads on corporate bonds tend to:（）
A. tighten during both economic expansions and economic contractions.
B. widen during economic expansions and tighten during economic contractions.
C. tighten during economic expansions and widen during economic contractions.

[填空题]The passage is mainly about the differences between conventional and organic farming.

[单项选择]
Between the nerves, the unfamiliarity and the urge to impress, few people do themselves justice on the first day of a new job. When it comes to doctors starting out in emergency medicine, though, are patients’ lives being put at risk According to research from Imperial College London, the death rate among patients admitted to English hospitals on the first Wednesday in August -the day, traditionally, that newly graduated doctors take up their posts--was, on average, 6% higher than for those admitted the last Wednesday in July. An influx of new medical staff, in other words, just might be very, very bad for your health.
In the university’ s study (the biggest of its kind so far), published Sept. 23 in PLoS One, the online scientific journal of the U. S. Public Library of Science, scientists analyzed close to 300,000 patients admitted to state - run hospitals across England on those two Wednes
A. It is a monthly scientific journal.
B. It is an online scientific journal.
C. It is all online medical journal.
D. It is the same as the U. S. Public Library of Scienc

[单项选择]Questions 11—13 are based on a conversation between a woman and her neighbor．What does the woman want the man to do for her
A. Deliver her package．
B. Sign for her package．
C. Find the property manager．
D. Talk to the property manager．

[单项选择]Text One 　　A. accelerate B. otherwise C. between D.imitate 　　 Phrases: A. would be difficult to 56 B. from 57 its feathers C. enabling the bird to 58 D. it 59 could The emperor penguin traps air in its feathers. Not only does this insulate thebird against extreme cold but it also enables it to move two or three times fasterthan60How Marine biologists have suggested that it does so byreleasing tiny air bubbles 61 .As these bubbles are released, the reduce friction on the surface of the penguin’s wings, 62 . 　　Interestingly, engineers have been studying ways to make ships go faster byusing bubbles to reduce friction against their hulls (船身 ) . However, researchersacknowledge that further investigation is challenging because "the complexity ofpenguin’s wings 63