[单项选择]The scientists have absolute freedom as to what research they think it best to_______.
A. engage
B. devote
C. seek
D. pursue

[单项选择]The scientists have absolute freedom as to what research they think it best to______.
A. engage
B. devote
C. seek
D. pursue

[单项选择]No matter how long or short the letter is, what really counts is that it’s sincere and full of love.（　）
A. 不管信是多么长，人心是不可计数的。
B. 信的长短无所谓，真正可以计数的是它要真诚，还要充满爱。
C. 信的长短无所谓，关键是它要真诚，要充满爱。
D. 不管信是长还是短，真正重要的是它要真诚，要充满爱。

[简答题]Neither the Americans nor the Russians have the resources to continue human space flight on their own; both sides know they need each other. 61)It’s much easier and cheaper to get used to each other and to blend differing operating styles, languages, and systems on the aged Mir (a Russian word for "peace") than trying to do that while jointly building a new space station. NASA, in fact, calls its program of shuttle flights to Mir Phase 1 of the International Space Station (ISS). Phase 2 marks the beginning of actual construction. The procedures used to dock the shuttle to Mir, for example, also will be used as a lifeboat for the ISS. And Progress freighters, like the one that crashed into Mir in June, will haul cargo to the ISS. 62)One unintended benefit of Mir’s technical troubles is that they have actually forced the two nations to work much more closely together than they had planned.
Except for a brief period in the 1970s with Skylab, NASA has never operated a

[填空题]

In the following text, some sentences have been removed. For Questions (41-45), choose the most suitable one from the list A-G to fit into each of the numbered blank. There are two extra choices, which do not fit in any of the gaps.
Coffee is worth approximately $ 50-60bn each year in terms of world sales. It is a truly international commodity, and today more than 50 countries in the world grow coffee beans. This makes the coffee industry fairly universal, according to Pablo Dubois, head of the International Coffee Organisation (ICO), based in London. ICO organization helps coffee producers and promotes coffee consumption worldwide.
ICO estimates that world production next year will reach 97.5 million bags, 11.3 million bags higher than the current year. The main reason for this is higher Brazilian output as production recovers from weather damage to crops. 41．______In 1994 Brazil was responsible for 25% of world production, Colombia was next with 13.4%, Indonesia