1、In the lecture, the professor states that salvage logging is harmful to a damaged forest and to the economy which casts doubt on the main idea of the reading passage that salvage logging is beneficial to a damaged forest and economy.TO begin with, the professor argues that removing the dead trees do
2、es not create the right condition for fresh growth which refutes the viewpoint presented in the article that salvage logging makes room for fresh growth immediately. According to the professor, without the dead trees, the soil may does not have the nutrition for the growth of new trees. This directl
3、y contradicts what the reading passage indicates.Furthermore, the author claims that salvage logging helps minimize the dangers of insect infestation and makes contribution to the death of the forest ,whereas the professor does not agree with it. In accordance with the professor, the dead trees can
4、be used by birds and other helpful insects which make contribution to the growth of the forest. This is another place where the professor disagrees with the writer.Finally contrary to the belief in the passage that salvage logging has economic benefits and create additional jobs for local people, th
5、e professor asserts that the benefit is small and not lasting long. In order to demonstrate his perspective, he provides us with the evidence that the jobs created are temperate and the workers need more training because they work outside.TPO3in the lecture, the professor states that the painting of
6、 a woman in indeed is a work of Rembrandt which casts doubts on the main idea of the passage that there are problems with the painting suggests that the paint could be not created by Rembrandt.To begin with, the professor argues that the collar is not original of the painting because it is on the to
7、p of the painting. It is highly possible that people want to increase the value of the painting so they add the luxurious collar. This repudiates the viewpoint presented in the article that Rembrandt made a mistake of inconsistency of his painting.Furthermore, the author claims that the light and th
8、e shadow of the painting are not perfectly fit, whereas the professor disputes it. In accordance with the professor, on the original painting, the woman wears a light collar so it reflects the light in the painting. Exactly in the original painting, the light and the shadow are fit. This is another
9、place where the professor disagrees with the writer.Finally, contrary to the belief in the passage that the painting is on a panel which made of several pieces of wood glued together, the professor asserts that the original painting is on one panel. Besides the professors points out that the wood us
10、ed for this painting is the same with another painting which is created by Rembrandt.(234)TPO4In the lecture, the professor states that some scientists have some problems about the view that dinosaurs are endotherms which casts doubts on the main idea of the reading passage that dinosaurs are in fac
11、t endotherms.To begin with, the professor argues that the polar region was much warmer than it is today which repudiates the viewpoint presented in the article that only animals that can maintain a temperature well above the temperate of the polar region could be active in such cold climates. Accord
12、ing to the professor, dinosaur can live in the polar region because of the warmer climate. And even when the climate is too cold to make a live, the dinosaurs can immigrant to other warm places or hibernate.Furthermore, the author claims the fact that the legs of dinosaurs are under their bodies ind
13、icate they are endotherms, whereas the professor disputes it. In accordance with the professor, for dinosaurs it is not to run efficiently but to hold more weight to have legs underneath the body. So it is sensible for dinosaurs have legs underneath the body. This is another place where the professo
14、r disagrees with the writer.Finally, contrary to the belief in the passage that the the presence of Haversian canals in bone shows that the animal is an endotherm, the professor asserts that dinosaurs have grow edges on their bones which indicates that dinosaurs dont grow rapidly in all seasons. To
15、demonstrate his perspective, the professor provides us the evidence that the narrow and wide edges on the bones show the slow and rapid growth of dinosaurs in different seasons. However the endotherms animals always grow rapidly even when in cold seasons.TPO5 In the lecture, the professor states tha
16、t none of the theories about how the buildings were used were convincing, which cast doubt on the main idea of the passage.To begin with, the professor points out that even if the outside of the building were much like the apartment, however the inside of the buildings indicates they were not used a
17、s residential because there were not enough fireplace for cooking. If there were people living in the buildings , there had to be fireplace. Even in the largest room, the fireplace was only enough for ten families. This repudiate the viewpoint in the reading passage that the buildings were used as r
18、esidential.Furthermore, the writer argues that the buildings could be used to store food, however the professor dispute with it. In accordance with the professor, from the excavation there were no remains of maize or containers. If the buildings were used to store maize, there should have remains of
19、 maize and containers. This is another place where the professor disagrees with the writer.Finally, contrary to the belief in the passage that the buildings could be used as ceremony centers, the professor asserts that the evidence was not supportive. According to the professor, there were many othe
20、r material left such as the sand, stone, construction tools which were used to build the buildings, so the pots could also be used to build the building. Beside the professor says that the pots could be left after they were used by construction workers.TPO6In the lecture, the professor disagrees wit
21、h the main ideas of the passage.To begin with, the professor argues that it is impossible to find any material without errors on line. Besides even the traditional encyclopedias have mistakes which casts doubt on the idea of the passage that Traditional encyclopedias are no mistakes. Furthermore, th
22、e writer points out that unscrupulous users and vandals or hackers fabricate, delete, and corrupt information in the encyclopedia, whereas the professor disputes it. To demonstrate his perspective, the professor gives two ways the deal with the problem. Firstly, the format the information gives othe
23、rs no change to change it. Secondly, there are special editors who monitor the change of the information and illuminate the mistakes. This directly contradicts what the passage indicates.Finally, contrary to the belief in the passage that the communal encyclopedias focus on trivial and popular topic
24、s, the professor asserts that it is because there are enough space to put various kinds of topics. In the past, there is no enough space, so the traditional encyclopedia provides a considered view of what topics to include or exclude. This is another place where the professor disagrees with the writ
25、er.TPO7The reading passage mainly wood companies in the United States are not likely to adopt this new, and ecologically friendly practices in order to receive eco-certification. However the professor states that the reasons in the passage are somewhat unconvincing. He casts doubt on the passages id
26、eas for the following aspects.To begin with, it is said in the passage that Americans would not value or even pay attention to the eco-certification label because they are exposed to so much advertising. However the professor asserts that Americans dont treat all advertisement the same. They disting
27、uish between the advertisements claimed by company itself and those claimed by independent agencies because they have confidence in the independent agencies. This directly contradicts what the passage indicates.Furthermore, contrary to the belief in the passage that customers would not like to buy t
28、he eco-certified wood because of they are more expensive, the professor argues that price will be one of the factors affecting peoples purchase behavior only when the price between different products is huge. However the price between eco-certified wood and normal wood is small, so customers will bu
29、y the eco-certified wood. This is another place where the professor disagrees with the writer.Finally, the reading says that American wood companies sell most of their products in the United States so it is not necessary for them to keep up with the rest of the world. However the professor points ou
30、t that since customers are willing to buy eco-certified wood, if American companies dont provide them with eco-certified wood, many foreign wood companies would flood into the market of America to offer this kind of eco-certified wood.TPO8The reading passage raises doubts about the accuracy of the m
31、emoir written by Chevalier. However the professor states that the memoir is accurate and reliable which casts doubt on the main ideas of the passages.To begin with, it is said in the passage that Chevalier borrowed considerable sums of money from a Swiss merchant so he could not be rich. However the
32、 professor asserts that it is not true. According to the professor, Chevalier spent a lot of money on parties and gambling. He had to sell first to get money. It took days to convert his assess into money. This is the first place where the professor disagrees with the writer.Furthermore, contrary to
33、 the belief in the passage that memoir cannot possibly capture conversations accurately, because it was written many years after the conversations occurred, the professor argues that Chevalier kept notes of the details of the conversation. He referred to his notes when writing the memoir. So it is q
34、uite possible to remember exact phrases from conversations held many years earlier. This directly contradicts what the passage indicates.Finally, the reading passage says that it is likely that the Chevaliers jailers were bribed to free him. On the contrast, the professor points out that according t
35、he document of the prison, they repaired the cell after Chevaliers escaped from it. If Chevaliers didnt escape by using a piece of metal to make a hole in the ceiling and climbing through the roof, why bother to repair the cell?TPO9The reading passage mainly talks about advantages of hydrogen-based
36、fuel-cell engine and why it can replace the internal-combustion engines. However, the professor does agree with that internal-combustion engines do have the problems stated in the passage, but the hydrogen-based fuel-cell engine is not a solution.To begin with, it is said in the passage that hydroge
37、n is easily available and renewable and cannot be easily be used up, while the internal-combustion engine depends on the petroleum which we will run out. However the professor asserts that water is not the form the hydrogen can be used. It has to be purified from water. It is quite difficult to puri
38、fy hydrogen from water and to store it. It has to be kept in cool places which use a lot of energy. This directly contradicts what the passage indicatesFurthermore, contrary to the belief in the passage that hydrogen can deal with the pollution problem, the professor argues that it takes a large amo
39、unt of energy to purify the hydrogen from water and this purifying process in which the coal or oil is burned produces a lot of carbon dioxide and other toxic chemicals. This is another place where the professor disagree with the writer.Finally, the reading passage says that hydrogen-based fuel-cell
40、 engine is much more efficient that internal-combustion engine, so people will spend less money to operate it. On the contrast, the professor points out that the hydrogen-based fuel-cell engine is very expensive because it needs a kind of rare and expensive metal. And the research on the substance t
41、o replace this metal is not quite successful till now.TPO10The reading passage says that pollution hypothesis may more likely account for the reason why otter is declining. However the professor states that predator is the main cause which casts doubts on the passages view.To begin with, it is said in the passage that oil rigs and other sources of industrial chemicals were found along the Alaskan coast which indicates pollution is the main cause. However the professor asserts that there is
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