题目内容
The average population density of the world is 47 persons per square mile. Continental densities range from no permanent inhabitants in Antarctica to 211 per square mile in Europe. In the western hemisphere, population densities range from about 4 per square mile in Canada to 675 per square mile in Puerto Rico. In Europe the range is from 4 per square mile in Iceland to 831 per square mile in the Netherlands. Within countries there are wide variations of population densities. For example, in Egypt, the average is 55 persons per square mile, but 1,300 persons inhabit each square mile in settled portions where the land is arable.
查看答案
搜索结果不匹配？点我反馈
更多问题
The interpretation of words is a never-ending task for any citizen in a modern society. As a result of modern means of communication, we now have hundreds of thousands of words flung at us daily. We are constantly being talked at, by teachers, preachers, salesmen, and public officials. In some houses, the radio is never turned off from morning to night. In large cities, the newsboy brings us the daily newspaper, from thirty to fifty enormous pages of print, and almost three times that amount on Sunday. The mailman brings magazine and direct-mail advertising. We go out and get more words at bookstores and libraries, and billboards confront us on highways. Words fill our lives.
Read the following paragraphs carefully and identify the topic sentence in each one. 1. Albert Einstein, one of the world’s geniuses, failed his university entrance examinations on his first attempt. William Faulkner, one of America’s noted writers, never finished college because he could not pass his English courses. Sir Winston Churchill, who is considered one of the masters of the English language, had to have special tutoring in English during elementary school. These few examples show that failure in school does not always predict failure in life.
Which of the following statements about paragraph 4 is true?
Directions: Read the following groups of sentences and rearrange them to form a coherent Paragraph. Please choose the right order from the four choices A, B. C and D. 1. In the late 1920’s, propeller airplanes began to fly at speeds of more than 100 miles an hour. 2. When the wheel was invented over a thousand year ago, man learned that it was possible to travel faster on wheels than on foot. 3. With the invention of the steam engine about two hundred years ago, man began to travel at what was called “dangererous” speeds of between 20 to 30 miles an hour. 4. Man has learned to travel faster and faster throughout history.5. About 50 years ago, man began to travel in commercial jet planes at speeds about 500 miles an hour.6. The gasoline engines that were used between 1900 and 1920 developed speeds up to 60 miles an hour. A. 4 3 2 1 6 5B. 3 2 4 6 1 5C. 4 2 3 6 1 5D. 4 3 2 6 1 5
微信支付 
支付宝支付