分类: 英语四级备考 |
标签:
教育 |
分类: 英语四级试题 |
Writing (30 minutes)
Directions: For this part, you are allowed 30 minutes to write a short essay on the topic “Vocational Choices”. You should write at least 120 words following the outline given below in Chinese:
标签:
戈尔全球变暖京都议定书道德问题技术革命教育 |
分类: 英语四级试题 |
Passage One
Questions 57 to 61 are based on the following passage.
Global warming may or may not be the great environmental crisis of the 21st century, but—regardless of whether it is or isn’t - we won’t do much about it. We will argue over it and may even, as a nation, make some fairly solemn-sounding commitments to avoid it. But the more dramatic and meaningful these commitments seem, the less likely they are to be observed.
Al Gore calls global warming an “inconvenient truth,” as if merely recognizing it could put us on a path to a solution. But the real truth is that we don’t know enough to relieve global warming, and—without major technological breakthroughs—we can’t do much about it.
From 2003 to 2050, the world’s population is projected to grow from 6.4 billion to 9.1 billion, a 42% increase. If energy use per person and technology remain the same, total energy use and greenhouse gas emissions (mainly, CO2) will be 42%