My grandpa knows the history and medical ____...

My grandpa knows the history and medical 　　　　　　　　　 of many plants.

A.wealth B.price

C.value D.cost

九年级英语单选题困难题查看答案及解析

My grandpa knows the history and medical　　 ________　　 of many plants.

A. wealth　　 B. price　　 C. value

九年级英语单选题中等难度题查看答案及解析

--- Do you know the woman ____ is walking on the other side of the street?

--- Oh, that’s my history teacher.

A. What　　　　　　　　 B. which　　　　　　　　 C. who　　　　　　 D. whom

九年级英语单项填空简单题查看答案及解析

We are all busy talking about and using the Internet. But how many of us know the history of the Internet?

At first the Internet was only used by the goverment . 1. But in the early 1970’s , universities, hospitals and banks are allowed to use it , too . However, computers were still very expensive and the Internet was difficult to use. By the start of the 1990’s, computers became cheaper and easier to use. Scientists had also developed software that made “surfing” the Internet more convenient.

2.Today it is easy to use the Internet and sending e-mail is more and more popular among students. The Internet has now become one of the most important parts of people’s life.

九年级英语翻译中等难度题查看答案及解析

We are all busy talking about and using the Internet, but how many of us know the history of the Internet?

Many people are surprised when they find that the Internet was set up in the 1960s. At that time, computers were large and expensive. Computer networks (网络) didn’t work well. If one computer in the network broke down, then the whole network stopped. So a new network system (系统) had to be set up. It should be good enough to be used by many different computers. If part of the network was not working, information could be sent through another part. In this way computer network system would keep on working all the time.

At first the Internet was only used by the government, but in the early 1970s, universities, hospitals and banks were allowed to use it, too. However, computers were still very expensive and the Internet was difficult to use. By the start of 1990s, computers became cheaper and easier to use. Scientists had also developed software that made “surfing” the Internet easier.

Today it is easy to get on-line and it is said that millions of people use the Internet every day. Sending e-mails is more and more popular among young people.

The Internet has now become one of the most important parts of people’s life.

1.How long has the Internet been used?

A. For about 20 years.　　 B. For about 30 years.　　 C. For about 60 years.

2.What would happen when one computer in the network broke down before the new network system was set up?

A. The other computers wouldn’t work.

B. The other computers would still work.

C. The whole network still worked.

3.Which of the following used the Internet first?

A. Hospitals.　　 B. Universities.　　 C. The government.

4.What is TRUE about computers in the 1990s?

A. They became more expensive.

B. They became larger and larger.

C. They became cheaper and easier to use.

5.What can we infer (推断) from the last sentence?

A. People will die without the Internet.

B. People will more and more depend on the Internet.

C. People live easily without the Internet.

九年级英语阅读单选困难题查看答案及解析

We are all busy talking about and using the Internet. But how many of us know the history of the Internet?

Many people are surprised when they find that the Internet was set up in the 1960s. At that time, computers were large and expensive. Computer networks(网络)didn't work well. If one computer in the network broke down, then the whole network stopped. So a new network system(系统) had to be set up. It should be good enough to be used by many different computers. If part of the network was not working, information could be sent through another part. In this way computer network system would keep on working all the time 。

At first the Internet was only used by the government (政府), but in the early 1970s; universities, hospitals and banks were allowed to use it, too. However, computers were still very expensive and yet Internet was difficult to use. By the start of the 1990s, computers became cheaper and easier to use. Scientists had also developed (开发) software (软件) that made "surfing" the Internet easier.

Today it is easy to get online and it is said that millions of people use the Internet every day. Sending e-mail is more and more popular among young people.

The Internet has become one of the most important parts of people s life.

1.How long has the Internet been used?

A. For about 10 years.　　　　　　　 B. For about 20 years.

C. For about 50 years.　　　　　　　 D. For about 60 years.

2.What would happen when one computer in the network broke down after the new network system was set up?

A. The other computers would wait.　　　　

B. The other computers would still work.

C. Some of the others still worked.　　　

D. The other computers wouldn't work.

3.Which of the following used the Internet first?

A. Hospitals　　 B. Universities.　　　　　 C. Banks　　　　　　　 D. The government.

4.Which is true about computers in the 1990s?

A. They became cheaper and easier to use.　　　

B. They became larger and larger

C. People couldn't buy them anywhere.　　　　

D. People could get information only from them.

5.What can we infer(推断) from the last sentence(句子)?

A. People will die without the Internet.

B. All people should set up their own network.

C. People live easily without the Internet.

D. People will more and more depend on(依赖) the Internet.

九年级英语阅读理解困难题查看答案及解析

We are all busy talking about and using the Internet, but how many of us know the history of the Internet ?

Many people are surprised when they find that the Internet was set up in the 1960s. At that time, computers were large and expensive. Computer networks（网络）didn’t work well . If one computer in the network broke down, then the whole network stopped. So a new network system had to be set up. It should be good enough to be used by many different computers. If part of the network was not working, information could be sent through another part. In this way computer network system would keep on working all the time.

At first the Internet was only used by the government, but in 1970s, universities, hospitals and banks were allowed to use it, too. However, computers were still very expensive and the Internet was difficult to use. By the start of the 1990s, computers became cheaper and easier to use. Scientists had also developed software that made “ surfing ”（浏览）the Internet more convenient.

Today it is easy to get on-line and it is said that millions of people use the Internet every day. Sending e-mail is more and more popular among students.

The Internet has now become one of the most important parts of peoples’ life.

1.The Internet has a history of more than ______ years.

A. sixty                              B. ten                                C. fourty                                     D. fifty

2.A new network system was set up to________ .

A. make computers cheap

B. make itself keep on working all the time

C. break down the whole network

D. make computers large and expensive

3.At first the Internet was only used by _________.

A. the government             B. universities                      C. hospitals and banks     D. schools

4.________ made “surfing” the Internet more convenient .

A. Computers           B. Scientists                    C. Software                   D. Information

5.Which of the following is true ?

A. In the 1960s , computer networks worked well .

B. In the early 1970s , the Internet was easy to use .

C. Today it’s still not easy to get on-line .

D. Sending e-mail is now more popular among students than before .

九年级英语阅读理解中等难度题查看答案及解析

We are all busy talking about and using the internet. But how many of us know the history of the internet?

Many people are surprised when they find that the internet was set up in the 1960’. At that time, computers were large and expensive. Computer networks didn’t work well if one computer in the network broke down. Then the whole network stopped. So a new network system had to be set up. It should be good enough to be used by many different computers. If one part of the network was not working , information could be sent through another part. In this way computer network system could keep on working all the time.

At first the internet was only used it, too. However, computers were still very expensive and the internet was difficult to use. By the start of the 1990’s, computers were still very expensive and the internet was difficult to use. By the start of the 1990’s, computers had become cheaper and easier to use. Scientists had also developed software that made “surfing “ the internet more convenient.

Today it is easy to get online and it is said that millions of people use the internet every day. Sending e-mail is more and more popular among students. The internet has now become one of the most important parts of people’s life.

1.The Internet has a history of more than 　　　　 years.

A. ten　　　　　　 B. twenty　　　　　　 C. forty　　　　　　 D. sixty

2.A new network system was set up to 　　　　 .

A. make computers cheaper

B. make computers expensive

C. make itself keep on working all the time

D. make computers large

3.At first the Internet was only used by 　　　　 .

A. the government　　　　 B. universities　　　　 C. hospitals　　　　　 D. schools

4.What does “convenient” mean in the passage?

A. 便宜的　　　　 B. 昂贵的　　　 C. 方便的　　　　 D.困难的

5.Today 　　　　 than before.

A. fewer people are using computers

B. it is more difficult to get online

C. sending e-mail is more popular

D. computers are more expensive

九年级英语阅读理解中等难度题查看答案及解析

We are all busy taking about and using the Internet. But how many of us know the history of the Internet?

Many people are surprised when they find that the Internet was set up in the 1960s. At that time, computers were large and expensive. Computer networks didn’t work well. If one computer in the network broke down, then the whole network stopped. So a new network system had to be set up. It should be good enough to be used by many different computers. If part of the network was not working, information could be sent through another part. In this way, computer network system would keep on working all the time.

At first the Internet was only used by the government (政府). But in the early 1970s, universities, hospitals and banks were allowed to use it, too. However, computers were still very expensive and the Internet was difficult to use. By the start of the 1990s, computers became cheaper and easier to use. Scientists had also developed software that made “surfing” the Internet more convenient.

Today it is easy to get on-line and it is said millions of people use the Internet every day. Sending e-mails is more and more popular among students.

The Internet has now become one of the most important parts of people’s life.

1.The Internet has a history of more than _________ years.

2.A new network system was set up to_______.

3. At first the Internet was only used by __________.

4. ________ made “surfing” the Internet more convenient.

5. Which of the following sentences is true?

九年级英语阅读理解中等难度题查看答案及解析

We are all busy taking about and using the Internet. But how many of us know the history of the Internet?

Many people are surprised when they find that the Internet was set up in the 1960s. At that time， computers were large and expensive. Computer networks didn’t work well. If one computer in the network broke down， then the whole network stopped. So a new network system had to be set up. It should be good enough to be used by many different computers. If part of the network was not working， information could be sent through another part. In this way， computer network system would keep on working all the time.

At first the Internet was only used by the government (政府). But in the early 1970s， universities， hospitals and banks were allowed to use it， too. However， computers were still very expensive and the Internet was difficult to use. By the start of the 1990s， computers became cheaper and easier to use. Scientists had also developed software that made “surfing” the Internet more convenient.

Today it is easy to get on-line and it is said millions of people use the Internet every day. Sending e-mails is more and more popular among students.

The Internet has now become one of the most important parts of people’s life.

1.The Internet has a history of more than _________ years.

A. fifty　　 B. ten　　 C. forty　　 D. twenty

2.A new network system was set up to_______.

A. make computers cheaper

B. make itself keep on working all the time

C. break down the whole networks

D. make computers large and expensive

3. At first the Internet was only used by __________.

A. the government　　 B. universities

C. hospital and banks　　 D. schools

4. ________ made “surfing” the Internet more convenient.

A. Computers　　　 B. Scientists

C. Software　　 D. Information

5. Which of the following sentences is true?

A. In the 1960s， computer networks worked well

B. In the early 1970s， the Internet was easy to use.

C. Sending e-mails is more popular among students than before.

D. Today it is still not easy to get on-line.

九年级英语阅读理解中等难度题查看答案及解析