[填空题]If your duration of study is more than 6 months, what else you need to apply to the Chinese Embassy

[填空题]If your duration of study is more than 6 months, what else you need to apply to the Chinese Embassy

[单项选择]In a study of more than 8,000 people using ten beaches on two of the Great Lakes, ecologists from the University of Toronto determined that the rate of respiratory and gastrointestinal illness among people who had been swimming was 69.6 per 1,000, whereas the respiratory and gastrointestinal illness rate among those who had not been swimming was only 29.5 per 1,000.
Which of the following conclusions can be most properly drawn from the data above
A. People tend to underestimate the risks of swimming in these lakes.
B. Respiratory and gastrointestinal illnesses occur at a higher rate as a result of swimming in either of these lakes than they do as a result of swimming in any other lake.
C. Illnesses of kinds other than respiratory and gastrointestinal are not likely to be associated with swimming in either of these lakes.
D. The association between swimming in these lakes and respiratory and gastrointestinal illness is some evidence for a causal relationship between them.
E. (E) A large percentage of the people who swim in these lakes are immune to the diseases that swimming may cause.

[单项选择]The study of social science is more than the study of the individual social sciences. Although it is tree that to be a good social scientist you must know each of those components, you must also know how they interrelate. By specializing too early, many social scientists can lose sight of the interrelationships that are so essential to understanding modem problems. That’s why it is necessary to have a course covering all the social sciences. In fact, it would not surprise me if one day a news story, such as the one above should appear.
The preceding passage placed you in the future. To understand how and when social science broke up, you must go into the past. Imagine for a moment that you’re a student in 1062, in the Italian city of Bologna, site of one of the first major universities in the western world. The university has no buildings. It consists merely of a few professors and students. There is no tuition fee. At the end of a professor’s lecture, if you like it, you pay. And
A. Social science is unified.
B. Social science is a newborn science.
C. What is social science.
D. Specialization in social science is not goo

[单项选择]

W: You look like your father more than your mother.
M: I Prefer to look like my mother.

What does the man mean（）。
A. He thinks his mother looks better than his father does.
B. He thinks his father looks better than his mother does.
C. He loves his mother more than his father.

[简答题]

How Green is your orange juice More than a year ago, PepsiCo enlisted Columbia University’s Earth Institute and the environmental-auditing firm Carbon Trust to help assess the carbon footprint of each half gallon of its Tropicana orange juice. The sustainability initiative found that on average the process, from growing the oranges to getting a 64-oz. carton of healthy goodness into your fridge, involved emitting 3.75 Ib. of greenhouse gases. And the single biggest contributor to Tropicana’s carbon footprint wasn’t the gas-guzzling trucks that deliver the cartons to stores or the machinery used to run a modern citrus facility. It was the fertilizer for the orange trees, which accounted for a whopping 35% of the OJ’s overall emissions. That came as a surprise even to the people doing the accounting. "We thought it might be transport or packaging," says Tim Carey, PepsiCo’s sustainability director. "But the agricultural aspects of the op

[简答题]How Green is your orange juice More than a year ago, PepsiCo enlisted Columbia University’s Earth Institute and the environmental-auditing firm Carbon Trust to help assess the carbon footprint of each half gallon of its Tropicana orange juice. The sustainability initiative found that on average the process, from growing the oranges to getting a 64-oz. carton of healthy goodness into your fridge, involved emitting 3.75 Ib. of greenhouse gases. And the single biggest contributor to Tropicana’s carbon footprint wasn’t the gas-guzzling trucks that deliver the cartons to stores or the machinery used to run a modern citrus facility. It was the fertilizer for the orange trees, which accounted for a whopping 35% of the OJ’s overall emissions. That came as a surprise even to the people doing the accounting. "We thought it might be transport or packaging," says Tim Carey, PepsiCo’s sustainability director. "But the agricultural aspects of the operation are more important than we expected. "