新理念英语学习大厅的测试参考答案unit03什么叫细节描写
LT
985排名
综合单元测试——Level 5 Unit 3
Listening Comprehension大肠做法
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法人委托书True Or Fal
F F F T F F T F T F
请根据需要填入Script:钱钟书的简介
一岁宝宝奶量Spot Dictation
Directions: In this part of the test, you will listen to a passage and it will not be writte
退避三舍的历史典故n out in full for you. You will hear the passage THREE TIMES. While listening, you are required to fill in the blanks with the exact words you hear. (10 points)
Populations tend to grow at an exponential rate. This means that they 11 . As an example of this type of 12 , take one penny and double it every day for one month. After the first week you would have only 64 cents, but after the fourth week you would have over a million dollars.
This helps explain why the population has come on " 13 ." It took from the beginning of human life to the year 1830 for the population of the earth to reach one billion. That reprents a 14 of at least two million years. Then it took from 1830 to 1930 for world population to 15 . The next billion was added by 1960, only thirty years.
16 is increasing at a rate of 9,000 per hour, 220,000 per day, 80 million per year. This is not only due to high 17 , but to lower death rates as well. The number of births has not declined at the same rate as the number of deaths.
我灵赞颂主下载 Some countries, such as Colombia, Thailand, Morocco, Costa Rica and the Philippines, are doubling their populations about every twenty-one years, with a growth rate of 3.3 percent a year or more. The United States is doubling its population