[填空题]Natural diamonds are brought to the surface through kimberlite pipes.

[填空题]Natural diamonds are brought to the surface through kimberlite pipes.

[填空题]The way PowerPoint has spread exponentially through the culture seems analogous, in way to ______.

[填空题]What surprised the professor when he looked through the keyhole of the room
He was surprised to find himself looking into ______ the monkey.

[单项选择]Where can diamonds be round
A. In the valley.
B. On the floor of the rivers.
C. In the narrow volcano pipes.
D. On the top of the mountains.

[填空题]To his surprise, the electric current flows through a conductor ________________________ (就好像液体一样).

[填空题] Culture shock is a painful experience we go through when we encounter many new things in another country and we (1)________in some very strange ways. There are five phases or stages of culture shock: sensory overload, helplessness, (2)________, depression and frustration when we run into obstacles in a new country. And here are six areas of life that cause culture shock: 1. The (3)________. We will see so many strange new things when we set foot on a new land. 2. The greetings. A common way of greeting at home may lead to a (4)________in a new country because we are thought to have poked into other people’’s personal affairs. 3. (5)________. We may be shocked to find that in the new country men and women hug and kiss much more in public than we are accustomed to. 4. Personal (6)________between people talking. We don’’t understand why a person will be backing away from us or why a person may be (7)________ closer to us in the process of communicating with u

[单项选择]The World Bank is one of the major channels through which development aid is passed from the Industrial West to the poor and developing nations. In the last decade, important changes have taken place in the size of the Bank’s operations and in the emphasis of its lending policies. Few people would deny that the President of the Bank, Mr. Robert McNamara, has played a vital role in bringing about the changes.
What immediately strikes anyone looking at the lending figures over the last ten years is the tremendous expansion of the Bank’s loan program. This has increased from $1 billion to nearly $ 7 billion. The figure includes "hard loans" which are made at current rates of interest, and "soft loans" which are given to poor countries at concessionary (特许的) rates.
In deciding the emphasis of its lending policy, the Bank had to take into account the population explosion in poor countries. There is a strong and deeply-rooted tradition among people in these countries to have bi
A. its major capital investments failed to gain profits
B. the huge dams, steel mills and other projects it financed cost far more money than expected
C. many of its major capital investments did little in bettering the conditions of the poor
D. the projects it financed failed to stimulate the local economy