An essay is cohesive if it_____________.

E-mail or electronic mail, is considered as the modem communication in the new age. It iscarried out in computers all over the world by millions of users. In this invisible world as many people call it,the users can send and receive letters to and from every comer of the earth. They share thoughts with pen pals (笔友)in New Zealand，ask strangers in Bombay (孟买)questions，debate with businessman in Manhattan. All of these are just happening in computers as fast as the travelling of the light,no writing and speaking,no paper and stamps are necessary.

E-mail is a pipeline to thousands of experts on everything;it is a means of meeting people with similar interests or problems. But it is not a live talk—a real conversation like those in telephones.E-mailers compose letters at leisure on their computers, then send them by phone line to an on-line service,and then they go forward to the right place. A response can be back within hours,depending on how often the recipient(接受者)checks in.

A vast global networks of on-line services for E-mail has been built. A lot of people are regularly using this service in the USA. People believe that E-mail, the computerized exchange, would create friendship and business developments, and would change people’ s life in the world. Which of the following expression is not for E-mail？

A.Communication in new ag

B.Invisible world

C.A live talk

D.Computerized exchange

Which of the following does the writer think is a shortcoming of E-mail？A.Happening as fast as the travelling of light.

B.No writing and speaking

C.No paper and stamps.

D.Response depending on the recipient.

Which of the following is NOT true？A.E-mail is carried out in computers.

B.A response of an E-mail depends on how often the recipient checks in.

C.People don, t believe that E-mail will create friendship.

D.E-mail is not a real conversation.

A.on

B.in

C.off

D.to

A、The price elasticity of demand for a good measures the willingness of buyers of the good to buy less of the good as its price increases.

B、Price elasticity of demand reflects the many economic, psychological, and social forces that shape consumer tastes.

C、Other things equal, if good x has close substitutes and good y does not have close substitutes, then the demand for good x will be more elastic than the demand for good y.

D、All of the above are correct.

A、The classical dichotomy separates real and nominal variables.

B、Monetary neutrality is the proposition that changes in the money supply do not change real variables.

C、When studying long-run changes in the economy, the neutrality of money offers a good description of how the world works.

D、All of the above are correct.

-led approach. 9分 The internet allows us to stay connected with each other no matter where we are. On the other hand, it also isolates us and encourages people not to socialise. To what extent do you agree or disagree with these statements? Give reasons for your answer and include any relevant examples from your own knowledge or experience.

According to the news item, which of the following is CORRECT about the economic growth?

A．It is a blessing to job seekers.

B．It alleviates the pressure of employment effectively.

C．It doesn"t alter the employment status fundamentally.

D．It results in the increase of unemployment numbers.

A、Qualitative data is numerical information only.

B、Information can only be extracted from external sources.

C、Operational Information gives details of long-term plans only.

D、Data can be either discrete or continuous.