[单项选择]According to the passage, many people initially thought that E. L. Drake had made a mistake by ________.
A. going on a whaling expedition
B. moving to Pennsylvania
C. retiring from his oil
D. retiring from his job

[单项选择]According to the passage, many people initially thought that E. L. Drake had made a mistake by ______.
A. moving Pennsylvania
B. retiring from his job
C. searching for oil
D. going on a whaling expedition

[单项选择]According to this passage, many people start their own businesses for the wrong reasons. The reasons are wrong because they do not realize that ______.
A. their own businesses will provide large income but less responsibility
B. their own businesses will not relieve them from paper work and responsibility
C. their own businesses will require longer working hours but less paper work
D. their own businesses could easily fail

[单项选择]According to the passage, many people learn a number of English words because ______.
A. they memorize them consciously
B. they study them directly
C. they do something they enjoy
D. they listen to popular songs

[单项选择]According to the passage, many people can use ______ at the same time.
A. home computers
B. personal computers
C. microcomputers
D. mainframe

[单项选择]According to the passage, trees were initially needed by the Nebraskan settlers for ______.
A. shade
B. the prevention of soil erosion
C. the creation of parks
D. construction

[单项选择]The passage mentions that many people believe that if you don't eat breakfast, you will______.
A. not lose weight
B. be healthier
C. gain weight
D. lose weight

[单项选择]The first sentence in the passage suggests that the observers mentioned in line 1 would be most likely to predict which of the followings

[单项选择]It can be inferred from the passage that during the past fifty years the demand for magnesium has
A. declined greatly
B. remained stable
C. increased slightly
D. risen dramatically

[单项选择]From the first paragraph of the passage we know that

[单项选择]What does the author of this passage believe is the real cause of gang enrollment'
A. Altering political system.
B. Seeking fortune.
C. Avoiding discrimination.
D. Obtaining protection.

[单项选择]According to the passage, many primitive remedies _________.
A. cured sickness
B. relieved pain
C. were inventions of the devil
D. bothＡ) and Ｂ)

[单项选择]According to the passage, many scholars and specialists ______.

[单项选择]

Passage Five Many animals are used to help scientists find cures for diseases. One of the most common animals used is monkeys, or primates. There are groups of people who want to stop the research on animals. They are called animal rights activists. The scientists say their research could help save the lives of many men, women and children. They try to cure diseases like cancer and AIDS. The animal rights activists say the animals suffer. They take baby monkeys away from their mothers, and sometimes holes are drilled in their heads. The activists have tried to stop the research for the past 10 years. They let animals go free or damage the labs. The University of California at Davis has 3,800 rhesus macaque monkeys. It is one of the largest primate research labs. The activists sent letters to researchers at Davis and about eighty other researchers around the country, whose names were on the web pages. The warning letters had razor blades hidden so that a person could slice
A. to see the animals
B. to protect animal's rights
C. to stop scientific research
D. to fight with police