writingtpo30writing

1、TOEFL iBT Complete Practice Test TPO 30 Writing Section 1No. of Questions: 2OKV26 V 1.0.2Begin readingYou have 3 minutes to read the passage.Click to begin reading now .A little over 2,200 years ago, the Roman navy attacked the Greek port cityof Syracuse. According to some ancient historians, the Gr

2、eeks defendedthemselves with an ingenious weapon called a “burning mirror”: a polished copper surface curved to focus the Suns rays onto Roman ships, causing them to catch fire. However, we have several reasons to suspect that the story of the burning mirror is just a myth and the Greeks of Syracuse

3、 never rally built such a device.First, the ancient Greeks were not technologically advanced enough to make such a device. A mirror that would focus sunlight with sufficient intensity to set ships on fire would have to be several meters wide.Moreover, the mirror would have to have a very precise par

4、abolic curvature(a curvature derived from a geometric shape known as the parabola). The technology for manufacturing a large sheet of copper with such specifications did not exist in the ancient world.Second, the burning mirror would have taken a long time to set the ships on fire. In an experiment

5、conducted to determine whether a burning mirror was feasible, a device concentrating the Suns rays on a wooden object 30 meters away took ten minutes to set the object on fire; and during that time, the object had to be unmoving. It is unlikely that Roman ships stayed perfectly still for that much t

6、ime, Such a weapon would therefore have been very impractical and ineffective.Third, a burning mirror does not seem like an improvement on a weaponthat the Greeks already had: flaming arrows. Shooting at an enemys ships with flaming arrows was a common way of setting the ships on fire. The burning m

7、irror and flaming arrows would have been effective at about the same distance. So the Greeks had no reason to build a weapon like a burning mirror.V26 V 1.0.2TPO小站-托福精品資料下載論壇You may have to wait a few seconds for the audio to load and play.V26 V 1.0.2Directions: You have 20 minute

8、s to plan and write your response. Your response will be judged on the basis of the quality of your writing and on how well yourresponse presents the points in the lecture and their relationship to the reading passage. Typically, an effective response will be 150 to 225 words.Question: Summarize the

9、 points made in the lecture, being sure to explain how they challenge the specific point made in the reading passage.A little over 2,200 years ago, the Roman navy attacked the Greek port city of Syracuse. According to some ancient historians, the Greeks defendedthemselves with an ingenious weapon ca

10、lled a “burning mirror”: a polished copper surface curved to focus the Suns rays onto Roman ships, causing them to catch fire. However, we have several reasons to suspect that the story of the burning mirror is just a myth and the Greeks of Syracuse never rally built such a device.Write your respons

11、e here.換行請(qǐng)按Ctrl+EnterFirst, the ancient Greeks were not technologically advanced enough to make such a device. A mirror that would focus sunlight with sufficient intensity to set ships on fire would have to be several meters wide.Moreover, the mirror would have to have a very precise parabolic curva

12、ture(a curvature derived from a geometric shape known as the parabola). The technology for manufacturing a large sheet of copper with such specifications did not exist in the ancient world.Second, the burning mirror would have taken a long time to set the ships on fire. In an experiment conducted to

13、 determine whether a burning mirror was feasible, a device concentrating the Suns rays on a wooden object 30 meters away took ten minutes to set the object on fire; and during that time, the object had to be unmoving. It is unlikely that Roman ships stayed perfectly still for that much time, Such a

14、weapon would therefore have been very impractical and ineffective.Third, a burning mirror does not seem like an improvement on a weaponthat the Greeks already had: flaming arrows. Shooting at an enemys ships with flaming arrows was a common way of setting the ships on fire. The burning mirror and fl

15、aming arrows would have been effective at about the same distance. So the Greeks had no reason to build a weapon like a burning mirror.V26 V 1.0.2Write your response here.換行請(qǐng)按Ctrl+EnterQuestion:Do you agree or disagree with the following statement?It is more enjoyable to have a job where you work only three days a week for long hours than to have a job where you work five days a week for shorter hours.Use specific reasons and examples to support your