[填空题]Only 10% of your investment is needed to get 90% of your increase in efficiency.

[填空题]Only 10% of your investment is needed to get 90% of your increase in efficiency.

[简答题]It will only take me a minute to get your watch fixed, it will be ready_________.

[简答题]We have only to look behind us to get some sense of what may lie ahead. No one looking ahead 20 years possibly could have foreseen the ways in which a single invention, the chip, would transform our world thanks to its applications in personal computers, digital communications and factory robots. Tomorrow’s achievements in biotechnology, artificial intelligence or even some still unimagined technology could produce a similar way of dramatic changes. But one thing is certain: information and knowledge will become even more vital, and the people who possess it, whether they work in manufacturing or services, will have the advantages and produce the wealth; computer knowledge will become as basic a requirement as the ability to read and write. The ability to solve problems by applying information instead of performing routine tasks will be valued above all else. If you cast your mind ahead 10 years, information services will be predominant. It will be the way you do your job.

[填空题]NGO community is often the only available source of support for the internally displaced though the assistance is inadequate for ______.

[填空题]"Green" power consumers only get part of their electricity from alternative energy sources.

[单项选择]We can get your clients to your nearest location ______ they can buy your product.
A. which
B. when
C. that
D. where

[填空题]You may write some special cues in your speaking outline in order to direct and ______.

[填空题]It is one thing to communicate with your friends on the phone, but____________(完全是另一回事) to write a letter explaining the same ideas.

[简答题]I was very concerned when I received your letter of yesterday complaining that the central heating system in your new house had not been completed by the date promised. On referring to our earlier correspondence, I find that I had mistaken the date for completion. The fault is entirely mine and I deeply regret that it should not have occurred.