Unit Two Unit Two Surfing’s up and grades are down

The Second Two PeriodsThe Second Two Periods

Designed by Sun Yanmin

Today’s Tasks

1. Study of words and expressions.

2. Analysis of the text.

Unit Two Unit Two Surfing’s up and grades are down

Background Information

The World Wide Web (1) WWW 是 World Wide Web （环球信息网）的缩写，也

可以简称为Web，中文名字为“万维网”。 The Web has become the leading information

retrieval service of the Internet. The Web gives users access to a vast array of documents that are connected to each other by means of hypertext of hypermedia links.

Unit Two Unit Two Surfing’s up and grades are down

The Web operates within the Internet’s basic client-server format; servers are computer programs that store and transmit documents to other computers on the network when asked to, while clients are programs that request documents from a server as the user asks for them. Browser software allows users to view the retrieved documents.

The World Wide Web (2)

Unit Two Unit Two Surfing’s up and grades are down

Digital Age:

Using a system in which information is recorded or sent out electronically in the form of numbers, usually ones and zeros. In the world today, we can see things with digital technology, such as digital TV, digital cameras, digital recordings and digital watches.

Computer Games: The computer game is the current fad in gaming. The computer acts as opponent and referee in most of these games; in many of them it also provides animated graphics. The most common form of computer game is the skill and action. There are many other areas of computer gaming: adventure games, fantasy role playing games, and war games.

Chat Room:

A place on the Internet where you can use e-mail to discuss a subject with other people.

Unit Two Unit Two Surfing’s up and grades are down

Orientation Program

It is also called orientation course. It is a course giving information to newcomers to a university or other institution.

Unit Two Unit Two Surfing’s up and grades are down

A Discussion about the Internet

1. How has the Internet changed your way of life?

2. What do you think of the Internet? What are advantages of the Internet? What are disadvantages of the

Internet?3. What should people do with

computers?

Unit Two Unit Two Surfing’s up and grades are down

Suggested Ideas(1)

I think the Internet is of great value to the human beings. Thanks to the Web, people can do many things through computers. For example, they can run a bank account at home, they can do trades (buying and selling goods) without leaving their homes, and they even can get education without going to school, also they can make a lot of friends with both home and aboard.

Unit Two Unit Two Surfing’s up and grades are down

Suggested Ideas(2)

But sometimes people are addicted to it. They spend too much time on it. For example, some of them are glued to the soaps and games, so they often escaped from school. Sometimes people are likely to be deceived. We have many examples of the sort. What should we do with computers? This is a severe problem that we have to face.

Unit Two Unit Two Surfing’s up and grades are down

Introductory Remarks (1)It is well-known that computers are powerful tools for college students, allowing them to word-process term papers, browse the Internet, and send e-mail to classmates. People can enter a vast new realm of learning and research. But if they spend too much time on computers, what happens to students? Their grades are down, they drop out from colleges, and even they are cheated out of money by strangers.

Unit Two Unit Two Surfing’s up and grades are down

Introductory Remarks (2)

This is a serious problem. Many colleges in America are facing this problem. More and more students across are now addicted to computers while neglecting the subjects they take. In order to bring these students back to their study from online activities, colleges are now doing something. For example, they limit students on computer hours, program warning on computer screens, creating workshops on the use of computers and even involve the subject in orientation courses.

Unit Two Unit Two Surfing’s up and grades are down

faculty: all teachers in a university• It was not surprising that both ~ and

students opposed the measures.• The ~ meeting scheduled this

Wednesday is postponed until further notice.

overwhelm: weigh down; submerge• The old lady was ~ed by a feeling of

homesickness.• The whole nation was ~ed by the news

of their great leader’s death.

Unit Two Unit Two Surfing’s up and grades are down

impose…on: lay or place something on

• Many tasks have been ~d on the employees in the company.

• Many factories ~ limits on the time the workers spend in meeting their visitors.

• He had no choice but to perform the task ~d on him.

Unit Two Unit Two Surfing’s up and grades are down

monitor: carefully watch and check a situation in order

to see how it changes over a period of time• We need a better system for ~ing what is going

on.• This instrument can automatically ~ the

patient’s heartbeat.

• In the big cities, telephones are ~ on every street.

• There is a community library which is easily ~ from my home.

• According to the rule, reference books are not ~ to students during the final examination.

accessible: easy to reach, enter, or obtain

Unit Two Unit Two Surfing’s up and grades are down

at the expense of: at the cost of; at the sacrifice of• He made his great achievements in his

academic study at the expense of his marriage.

• The company decided to give up cooperating with the foreign firm at the expense of large profits each year.

• The leader had trouble in convincing the workers of his ideas.

• The group of boys had no trouble climbing onto the top of the hill.

have trouble (in) doing something; have difficulty (in) doing something

Unit Two Unit Two Surfing’s up and grades are down

pose: create; give rise to• The increasing number of visitors has ~d

many new problems for the museums.

• Rising unemployment is posing serious

problems for the local government.

• New problems will undoubtedly ~ when we come to carry out the program.

• If the need should ~, I could accompany you to the party.

• No one could tell exactly how the quarrel arose.

arise: come into existence; appear (arose, arisen)

Unit Two Unit Two Surfing’s up and grades are down

be preoccupied with: take all the attention of something so that you forgot about other matters• The young father was much preoccupied with

his family troubles.• As soon as the speaker started speaking, we

were all preoccupied with his fresh ideas and eloquence.

• He dropped out of college after only two months and started a company of his own.

drop out: stop attending or taking part

Unit Two Unit Two Surfing’s up and grades are down

confess: say or admit (that one has done wrong); acknowledge• The boy ~ed to his mother it was he who had

broken the window.• The thief refused to ~ his theft.• He ~ed to leaving the cigarette on the chair.• The boy ~ed to his mother it was he who had

broken the window.• The thief refused to ~ his theft.• He ~ed to leaving the cigarette on the chair.

Unit Two Unit Two Surfing’s up and grades are down

have… in common: share together or equally• Though they are twin brothers, they

have few interests in common.• They appear to be quite distinct from

each other but as far as I see, they have a lot in common.

• Please keep a close eye on my suitcase while I am away for a moment.

• You must keep an eye on the experiment when you are doing it.

keep a close eye on: watch closely

Unit Two Unit Two Surfing’s up and grades are down

For fun

Today’s Assignments

1. Review words and expressions.

2. Review the text.3. Preview all the exercises in

this unit.

Unit Two Unit Two Surfing’s up and grades are down