Unit 15 : Computer

V. Complete the passage with the appropriate words connected with the subjects of computer.

A computer has a (1)_keyboard_ similar to that of the typewriter. The machine has a (2)socket at the back so that you can connect it to a (3)monitor which has a (4)screen like a television. We often use a (5)program which someone has written . All the information is stored on (6)disk, and at the side of the computer there is a (7)mouse. A (8) printer is used to copy the information onto paper.

Dear Lan,
I have just returned a trip to Nha Trang . I went with my classmates. We spent a week there and I didn't want to leave.We stayed in a big hotel.Every morning , we walked and enjoyed fresh air.We visited a lot of famous places there. The weather is beautiful. People are very friendly and outgoing.The trip was very wonderful.I hoped , I can visit it one day.

Write to me soon,

Love

Nga

Computer is a modern tool which has made life very easy and simple. It has the capability to complete more than one task in small time. It is able to do work of many human beings alone within less time. It is the utility of highest efficiency. The first computer was a mechanical computer which was created by the Charles Babbage. A computer works successfully using its hardware and fully installed application software. Other accessories of the computer are keyboard, mouse, printer, CPU and UPS.

The data which we put into the computer using device is called input data and device as input device and data which we take outside using printer or the other device is called as output data and device as output device. The input data gets changed into the information which can be stored and changed anytime. Computer is very safe tool for data storage which is being used in various fields. We can shop, pay our electricity bill, water bill, video chat, messaging, e-mail messages anywhere in the world and lots of online activities using the internet.

Computer currently helps me much in my study.

First of all, it helps me format my lessons effectively. I often type my lessons on the computer and format them to make them attractive to eyes so that I may learn them by heart quickly and review them conveniently.

Next, computer helps me keep my materials safely for future use. Today, beside the hard drive, I often bring my USB’s with me and use them to save all what I want at any time and place.

Moreover, I often updatemy materials on the screen. This enables me to create clear and tidy versions of materials and save up much time for other activities. On the other hand, computer is the most helpful friend helping me learn information and knowledge on the internet.

Thanks to computer, I often access the internet and learn many things. Computer has made my understanding better day by day and become indispensable for my study.

The benefit of the computer.

Computer has made a very vital impact on society. It has changed the way of life. The use of computer technology has affected every field of life. People are using computers to perform different tasks quickly and easily. The use of computers makes different task easier. It also saves time and effort and reduces the overall cost to complete a particular task.

Many organizations are using computers for keeping the records of their customers. Banks are using computers for maintaining accounts and managing financial transactions. The banks are also providing the facility of online banking. The customers can check their account balance from using the internet. They can also make financial transaction online. The transactions are handled easily and quickly with computerized systems.

People are using computers for paying their bills, managing their home budgets or simply having some break and watching a movie, listening to songs or playing computer games. Online services like skype or social media websites are used for communication and information sharing purposes.

Computer can be used as a great educational tool. Students can have access to all sort of information on the internet. Some great websites like Wikipedia, Khan’s Academy, Code Academy, Byte-Notes provides free resources for students & professionals.

Moreover, the computer is being used in every field of life such as medical, business, industry, airline and weather forecasting.

(Good luck!)

VI.Put the verb in the correct tense and complete where necessary with since or for

1.I (type)______have been typing since_______________ seven this morning

2.I (be)________have been_______ off work ___for______ almost a week

3.How long have you (wait) ____waited_______________ ?

4.How long have you (be)_________been__________off work ?

5.How long have you (type)___________typed______________________?

6. He(live)____has lived_______ in that hotel _____since________ the beginning of Angust

7.She (study)_____has studied______ english ____for________ five years

8.How long has she (study)_______studied_________________ english?

9.I (work)__have worked_____for the company____since______1988

10.Infflation (rise) _____________has risen______________ interest rates (lower)______lower__________ by the government

11.He (be) ________________has been______________ teetotal _______since_________ his illness

12.That church (stand) _______has stood for______ centuries

13. The sun (shine)______has shone since___________ last week

14.I (sit)________have sat__________ in front of this computer screen ____for______ ages and it is driving me crazy

15.I have not (take) taken any hoilidays ___since________ the beginning of last year

16.What have you (do) ________done since_____ I(see) ______saw____________ you last?

17.We (be) ___________have been_____________ on holiday _____since_______ the past month

18.I (try) ______have tried_______________ to complete reading War and Peace ever ______since_____ I was fifteen years old

19.How long ________have___________ you (be) _____been________ here?

20.When ____have_________ you(be) _______been____________ here?

1/ put the verbs in brackets in the correct verb tense:the present perfect or past simple

1.Someone (turn) has turned on the hi-fi.Do you know that song?

2.My mother (do) has done all the cleaning.The apartment is really clean now.

3.He (lose) lost his credit card.He can't find it anywhere.

2.messages campuses stores colleges

3.computers have been ......widely all overthe world nowadays.

A.in use B.on use. C.of use . D. with use

4.were those printers......in Viet Nam or in China?

A.produced. B.producing. C.to produce. D. Be producing

5.problem/no/is/idea/I/have/what/the.(sắp xếp)

-> I have no idea what the problem is

6.information/computer/school/all/is/in/the/the/of/our/stored.

-> All the information of our school is stored in the computer

7.computers/students/messages/send/receive/using/can/by/and.

-> Students can send and receive messages by using computers

8.Fill in each blank with the appropriate adjective from the box.

Difficult . bad. Interested . good. Careful . right . useful. Convenient . interesting. Challenging

1/you must be careful when you enter this program.

2/His son is very good at computers

3/That's the right answer to the question.You should follow it.

4/My younger brother is very interested in playing computer games

5/Learning how to use a computer is not difficult

6/It is challenging to work for a foreign company

7/It is bad for your health if you often stay up late.

8/I think computers are very useful

9/I don't think reading the website is more interesting than reading books.

1/ put the verbs in brackets in the correct verb tense:the present perfect or past simple

1.Someone (turn) has turned on the hi-fi.Do you know that song?

2.My mother (do) has done all the cleaning.The apartment is really clean now.

3.He (lose) lost his credit card.He can't find it anywhere.

2.messages campuses stores colleges

3.computers have been ......widely all overthe world nowadays.

A.in use B.on use. C.of use . D. with use

4.were those printers......in Viet Nam or in China?

A.produced. B.producing. C.to produce. D. Be producing

5.problem/no/is/idea/I/have/what/the.(sắp xếp)

-> I have no idea what the problem is

6.information/computer/school/all/is/in/the/the/of/our/stored.

-> All the information of our school is stored in the computer

7.computers/students/messages/send/receive/using/can/by/and.

-> Students can send and receive messages by using computers

8.Fill in each blank with the appropriate adjective from the box.

Difficult . bad. Interested . good. Careful . right . useful. Convenient . interesting. Challenging

1/you must be careful when you enter this program.

2/His son is very good at computers

3/That's the right answer to the question.You should follow it.

4/My younger brother is very interested in playing computer games

5/Learning how to use a computer is not difficult

6/It is challenging to work for a foreign company

7/It is bad for your health if you often stay up late.

8/I think computers are very useful

9/I don't think reading the website is more interesting than reading books.

1/ put the verbs in brackets in the correct verb tense:the present perfect or past simple

1.Someone (turn) has turned on the hi-fi.Do you know that song?

2.My mother (do) has done all the cleaning.The apartment is really clean now.

3.He (lose) lost his credit card.He can't find it anywhere.

2.messages campuses stores colleges

3.computers have been ......widely all overthe world nowadays.

A.in use B.on use. C.of use . D. with use

4.were those printers......in Viet Nam or in China?

A.produced. B.producing. C.to produce. D. Be producing

5.problem/no/is/idea/I/have/what/the.(sắp xếp)

-> I have no idea what the problem is

6.information/computer/school/all/is/in/the/the/of/our/stored.

-> All the information of our school is stored in the computer

7.computers/students/messages/send/receive/using/can/by/and.

-> Students can send and receive messages by using computers

8.Fill in each blank with the appropriate adjective from the box.

Difficult . bad. Interested . good. Careful . right . useful. Convenient . interesting. Challenging

1/you must be careful when you enter this program.

2/His son is very good at computers

3/That's the right answer to the question.You should follow it.

4/My younger brother is very interested in playing computer games

5/Learning how to use a computer is not difficult

6/It is challenging to work for a foreign company

7/It is bad for your health if you often stay up late.

8/I think computers are very useful

9/I don't think reading the website is more interesting than reading books.

Bài 1: Change into indirect speech ( Wh-question)

1. ''How many books do the students need?'' The librarian asked my teacher

=>The librarian asked my teacher how many books the students needed

2. Thu asked Hoa ''What will they make for thier mother's Day?''

=> Thu asked Hoa what they would make for their mother's Day

3. ''When do your children go swimming?'' She asked Mrs. Brown

=>She asked Mrs. Brown when her children went swimming

4. They asked their teacher''Whom can we ask for advice?''

=>They asked their teacher whom they could ask for advice

5. Tuan asked Ba;" Why did you go to the bank yesterday?''

=>Tuan asked Ba why he had gone to the bank the previous day

Bài 1: Change into indirect speech ( Wh-question)

1. ''How many books do the students need?'' The librarian asked my teacher

=>............THE LIBRARIAN ASKED MY TEACHER HOW MANY BOOKS THE STUDENTS NEEDED.........................................................................................................

2. Thu asked Hoa ''What will they make for thier mother's Day?''

=>...........THU ASKED HOA WHAT THEY WOULD MAKE FOR THEIR MOTHER'SDAY........... ..............................................................................

3. ''When do your children go swimming?'' She asked Mrs. Brown

=>...............SHE ASKED MRS.BROWN WHEN HER CHILDREN WENT SWIMMING.......................................................................................

4. They asked their teacher''Whom can we ask for advice?''

=>.......THEY ASKED THEIR TEACHER WHOM WE COULD ASK FOR ADVICE...............................................................................

5. Tuan asked Ba;" Why did you go to the bank yesterday?''

=>.................TUAN ASKED BA WHY YOU HAD GONE TO THE BANK THE PREVIOUS DAY............................................................................

Bài 1: Change into indirect speech ( Wh-question)

1. ''How many books do the students need?'' The librarian asked my teacher

=>The librarian asked my teacher how many books the students needed.

2. Thu asked Hoa ''What will they make for thier mother's Day?''

=>Thu asked Hoa what they would make for their mother on mother’s Day.

3. ''When do your children go swimming?'' She asked Mrs. Brown

=>She asked Mrs. Brown when her children went swimming.

4. They asked their teacher''Whom can we ask for advice?''

=>They asked their teacher whom they could ask for advice.

5. Tuan asked Ba;" Why did you go to the bank yesterday?''

=>Tuan asked Ba why he had gone to the bank the day before.

Bài 4:

1.'' Can you speak English?'' said Ann

=> Ann asked me if I could speak English.

2. '' How long are you staying here?'' asked Peter

=> Peter asked me how long I was staying here?

3. '' Are you working as well as stuyding?'' said Linda

=> Linda asked me if I was working as well as studying

4. '' What are you going to study?'' said Linda

=> Linda asked me what I was going to study.

5. '' Do you want to buy any second- hand books?'' said Bill

=> Bill asked me if I wanted to buy some second-hand books

1. '' Do you sometimes have a party?''

=> She asked me if i sometimes had a party

2. '' Can I move the furniture around?''

=> I asked her if i could move the furniture around

3. '' Do you often get home after 10.30?''

=> Mr. Brown asked me if i often got home after 10.30

4. '' Is there a TV in the bedroom?''

=> Jane asked her if there was a TV in the bedroom

5. ''Are you a student?''

=> She asked her if she was a student

1. '' Do you sometimes have a party?''

=> She asked me if i sometimes had a party

2. '' Can I move the furniture around?''

=> I asked her if i could move the furniture around

3. '' Do you often get home after 10.30?''

=> Mr. Brown asked me if i often got home after 10.30

4. '' Is there a TV in the bedroom?''

=> Jane asked her if there was a TV in the bedroom

5. ''Are you a student?''

=> She asked her if she was a student

Bài 2: Rewrite sentences keep meaning as the root one

1. Where did they go on holiday?

=> Do you know where they went on holiday?

2. Where is the dentist's office?

=> Could you tell me how to get to the dentist's office?

3. How many people are there in our school?

=> We want to know How many people there are in our school?

4. This shirt is too dirty for me wear

=> This shirt is not clean enough for me to wear

5. I don't find it difficult to get up early in the morning

=> I am used to getting up early in the morning

Bài 2: Rewrite sentences keep meaning as the root one

1. Where did they go on holiday?

=> Do you know....where they went on holiday? .....

2. Where is the dentist's office?

=> Could you tell me....how to go to the dentist's office?...............

3. How many people are there in our school?

=> We want to know....how many people were in our school......

4. This shirt is too dirty for me wear

=> This shirt....is so dirty that we couldn't wear it........

5. I don't find it difficult to get up early in the morning

=> I am used to....get up early in the morning........

1. It's already 10.00, but Teri hasn't finished her homework already.

D. already --> yet

2. This hotel has been already in business for fifty years.

A. has been already --> has already been

3. Study is no longer restrict to just one location.

C. restrict --> restricted

4. Nam asked if there is anything wrong with the printer.

B. is --> was

5. Either Nam or his father know how to connect the printer.

C. know --> knows

6. Albert Einstein was the scientist who has developed the theory of relativity.

A. was --> has been

7. Have you eaten a lot of sweets when you were a child?

A. Have you eaten --> Did you eat

8. The printer won't work if you don't connect it proper.

D. proper --> properly