更多"Evidences of Human History In the "的相关试题:
[单项选择]
Evidences of Human History
In the study of human history, there are many points that require study and research; there is one very important and interesting aspect to pay attention to, that is, the use of left or right hand in ancient humans’ activities. There has been some evidence which archaeologists have noticed and studied. What is more, many archaeological records—paintings, drawings, and carvings of humans engaged in activities involving the use of their hand—indicate that humans have been predominantly right-handed for more than 5000 years. These archaeological artworks are found almost all around the world, and though they were found to have been made in different times and places, there are many similar or identical features concerning hand use among them. In ancient Egyptian artworks, for example, the right hand is depicted as the dominant one in about 90 percent of the examples. What is more, in the archaeological artworks une
A. painting
B. hand
C. brush
D. cavity
[填空题]In history human beings, as well as many other things, have served as money.
[单项选择]The history of human civilization is entwined (交织) with the history of the ways we have learned to manipulate water resources. As towns gradually (67) , water was brought from increasingly sources, leading to (68) engineering efforts such as dams.
During the industrial revolution and population (69) of the 19th and 20th centuries, the demand for water rose (70) . Unprecedented construction of tens of thousands of engineering projects brought great (71) to hundreds of millions of people. Food production has kept (72) with soaring populations mainly because of the expansion of artificial irrigation systems that make possible the growth of 40% of the world’s food. Nearly one fifth of all the electricity worldwide is (73) by turbines (涡轮) spun by the power of falling water. Yet there is a dark side to this picture: (74) our progress, half of the world’s population still (75) , with water services access
