[单项选择]The example of potato chips in the passage is used to illustrate ______.

[单项选择]In this passage, the example of Populists is used to illustrate ______
A. the function of two-party system in United States
B. the function of third party to bring to prominence the interest of neglected group
C. the disadvantage of the third party in the United States
D. the rise of the third party in the United States

[单项选择]According to tile passage, scientists used isotopes from the water of the ice core to determine which of following
A. ( The amount of air that had bubbled to the surface since the ice had formed
B. ( The temperature of the atmosphere when the ice was formed
C. ( The date at which water had become locked in the glacier
D. ( The rate at which water had been frozen in the glacier

[单项选择]We can learn from the passage that Blackpool used to
A. have as many beaches as Luxemburg.
B. have seriously polluted drinking water.
C. boast some imposing seafront sights.
D. attract few domestic holiday makers.

[单项选择]According to the passage, scientists used to think that the X-rays were produced by ______.
A. making sparks in laboratory
B. discharges of high-energy electron in the Sun, in exploding stars, and in lightning
C. electrons escaping their normal connections
D. radio waves

[单项选择]The example of photography is used to show ______.
A. how digital technology has replaced traditional film
B. the enormous storage advantages of digital technology
C. how digital technology has improved the quality of production
D. how economical it is to use digital technology since it stores so much

[单项选择]The passage 3 used the word "discipline" to refer to ______.
A. the practice of making people obey rules and punishing them when they do not follow the system of rules or m a particular activity
B. a branch of knowledge
C. the quality of always behaving or working in a controlled way
D. training which produces obedience or self-control

[单项选择]The material in the passage could best be used in an argument for ______.
A. increased funding for research on amorphous materials
B. further study of the history of silicon crystals
C. increased reliance on solar energy
D. training more scientists to study energy problems

[单项选择]The term "winners" in the passage is used to refer to schools with ______.
A. (A) the best performance in sports games
B. (B) the highest enrolment rate
C. (C) the most fund allocated from government authorities
D. (D) more teachers recruited

[单项选择]According to the passage, pets are used in health-care settings mainly because _________.
A. doctors like pets and want to keep them where they work.
B. evidence shows that pets help patients recover.
C. patients can help train and register these pets.
D. some experiments need these pets.

[单项选择]According to the passage, what was used by sleep researchers
A. Music.
B. Ladder.
C. Charts.
D. Signature.

[单项选择]According to the passage, sugar was used in the study to ______.
A. feed the bees during the experiment
B. make the bees live in groups
C. reward the bees for good performance
D. train the bees to travel to a particular place

[单项选择]What example does the passage refer to about foreign investment in China
A. American and Japanese companies.
B. European companies.
C. Indian companies.
D. Both A and B.

[单项选择]

Passage Four
Leading Sydney citizens used to complain that Sydney, unlike many smaller cities in Europe and America, lacked a large modem center for the arts. Public pressure became so great that a committee was finally set up to look into the situation and make proposals. It considered thirty possible sites before it chose Bennelong Point. The Government decided to find a design for an Opera House by holding a worldwide competition. The prizes were quite small, but the winner could expect to earn a lot more when he designed the working plans and took charge of the construction. An international group of judges received designs from more than thirty-two countries. They all agreed that the first prize should go to Iota Utzon, who had sent in a highly imaginative, bold design of a great building that looked like a beautiful concrete butterfly. They nevertheless commented that Utzon’s drawings lacked detail. They were thought to go beyond the limit of existing t
A. the building could be the one in the world
B. the building could be named after the winner's name
C. the winner could benefit a lot from the designing and construction
D. the winner could get much money from his investment