现在完成时的被动语态公开课ppt
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3
Task2 analyzing
L16. First as PC and then as a laptop, I have been used in offices and homes since the 1970s.
L21.Over time my memeory have developed so much that ,like an elephant,I never forgot anything I have been told.
Book2 unit3 Grammer
Present perfect passive voice
-
1
GOALS
1 to grasp the present perfect passive voice 2 to use it correctly in many situations
-
2
Task1 observing & searching
1 look at the following sentence, paying attention to th underlined part. Over the time I have been changed a lot.
pick out more than two sentences in the present perfect passive voice from the reading passage.
L26. Since the 1970s many new applications have been found for me
L28. I have also been put into robots and used to make mobile phones as well as help withd medical operations.
L30. I have even been put in- to space rockets and sen4 t
Task3 changing
Example: We have made a plan. A plan has been made (by us)
1 My friend has bought a new personal computer. 2 The shop has repaired my computer very quickly. 3 An unknown virus has just attacked my computer. 4 We have not solved the problem yet. 5 The company has given its computers away to a local school 6 The scientists have developed a kind of intelligent
5The computers have been given away to a local school
6 A kind of intelligent robot has been developed.
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6
Task4 Application
the present perfect passive voice is often used in formal situations such as articles , poems and speeches.
We hope you will help us with t-his exciting new developme8nt
Almost 100 computerhsave__been (ggivievne) to us by a local
computer company since the end of last year.A decisionhas_b_e_e_n m(madaeke) that we will begin a computer
tehaacshbienegnepxropveirdiemdent in our school.So every teacher
since then,most of our courses (teach) using computer.A lot of information _____(take) from internet to help us with our teaching.Besides, a new computer room (set up) in our school. We start this experiment together with the City Information Technology Centre, which (complete) recentl to parents(page57)
Dear parents,
we hope you will welcome this news.
Almost 100 computers (give) to us by a local computer company since the end of last year.A decision (make) that we will begin a computer teaching experiment in our school.So every teacher (provide) with a laptop since the beginning of this term.
robot.
-
5
1 A new personal computer has been bought by my friend. 2 My computer has been repaired very quickly by the shop . 3 My computer has just been attacked by an unknow virus. 4 The problem has not been solved yet.
-
3
Task2 analyzing
L16. First as PC and then as a laptop, I have been used in offices and homes since the 1970s.
L21.Over time my memeory have developed so much that ,like an elephant,I never forgot anything I have been told.
Book2 unit3 Grammer
Present perfect passive voice
-
1
GOALS
1 to grasp the present perfect passive voice 2 to use it correctly in many situations
-
2
Task1 observing & searching
1 look at the following sentence, paying attention to th underlined part. Over the time I have been changed a lot.
pick out more than two sentences in the present perfect passive voice from the reading passage.
L26. Since the 1970s many new applications have been found for me
L28. I have also been put into robots and used to make mobile phones as well as help withd medical operations.
L30. I have even been put in- to space rockets and sen4 t
Task3 changing
Example: We have made a plan. A plan has been made (by us)
1 My friend has bought a new personal computer. 2 The shop has repaired my computer very quickly. 3 An unknown virus has just attacked my computer. 4 We have not solved the problem yet. 5 The company has given its computers away to a local school 6 The scientists have developed a kind of intelligent
5The computers have been given away to a local school
6 A kind of intelligent robot has been developed.
-
6
Task4 Application
the present perfect passive voice is often used in formal situations such as articles , poems and speeches.
We hope you will help us with t-his exciting new developme8nt
Almost 100 computerhsave__been (ggivievne) to us by a local
computer company since the end of last year.A decisionhas_b_e_e_n m(madaeke) that we will begin a computer
tehaacshbienegnepxropveirdiemdent in our school.So every teacher
since then,most of our courses (teach) using computer.A lot of information _____(take) from internet to help us with our teaching.Besides, a new computer room (set up) in our school. We start this experiment together with the City Information Technology Centre, which (complete) recentl to parents(page57)
Dear parents,
we hope you will welcome this news.
Almost 100 computers (give) to us by a local computer company since the end of last year.A decision (make) that we will begin a computer teaching experiment in our school.So every teacher (provide) with a laptop since the beginning of this term.
robot.
-
5
1 A new personal computer has been bought by my friend. 2 My computer has been repaired very quickly by the shop . 3 My computer has just been attacked by an unknow virus. 4 The problem has not been solved yet.