Passive Voice
Focusing on the Project
.
The Passive Voice shifts emphasis from the persons doing the work to the project.
The human gene code is being mapped by scientists.
A rough map of the genetic makeup of human beings has been made.
A complete genetic map will be completed in a few years.
That knowledge is expected to lead to better treatments for diseases like cancer and diabetes.
Most people would like to know that their genes won't be used against them.
The discovery must be linked to responsible use...
.. Changing the Word Order
....... The "agent" - the person or thing that causes the action
....... The "receiver" - the person or thing affected by the action - the 'by phrase"
ACTIVE
Subject
Object
"agent"
"receiver"
Everyone
expects
this knowledge
to lead to better treatment.
PASSIVE
"receiver"
"agent"
.
This knowledge
is expected
[by everyone]
to lead to better treatment.
.
The sentence "flips". The object becomes the subject. The subject becomes the object.
.
. Forming the Tense "be" + participle Principio del formulario
..be
participle
Present
Scientists do research in genetics.
Genetic research
done.
Scientists are mapping the human gene.
The human gene
mapped.
Past Tense
Scientists mapped the human gene.
The human gene
mapped.
Scientists were mapping the human gene.
The human gene
mapped.
Present Perfect
Scientist have mapped the human gene.
The human gene
mapped.
*Scientists have been mapping the human gene.
The human gene
mapped.
Future & Modals
Scientists will find medical uses.
Medicinal uses
found.
Scientists can use this knowledge for cures.
This knowledge
used.
We must protect individual privacy.
Individual privacy
protected.
Employers should not access genetic codes.
Genetic codes
accessed.
Infinitives
Doctors want to tell their patients about health risks.
Patients want
about risks.
Final del formulario
A usage note:
Scientists have been mapping the human gene.
Error:
*The human gene code has been being mapped.
(This form doesn't exist. It's too complicated!)
Two forms can be used:
The human gene code has been mapped.
The human gene code is being mapped.
. Agreement - Aux. + Be
Auxiliary Verb / "be" form
Participles
Singular 'be' forms
is
known
is being
told
was being
notified
has been
called
Plural 'be' forms
are
suprised
are being
called
were
asked
were being
repaired
have been
reserved
Principio del formulario
...... A rough map of the human genetic code completed.
......
...... All the human genes and their functions identified.
......
.
Final del formulario
Need to Review Participle Forms?
.
. Practice
How Will We Use this Precious Genetic Map?
"Click - Check" directions:
Write the correct form of the verb in the blank.
Then click anywhere in the background of the page to see if your answer is partially or all correct. If all of your answer is correct then all of it will remain in the box. If it is partially correct , your answer will be erased to the right of the correct letters entered.
Use the button to erase your answers and retest yourself.
Principio del formulario
Change the sentence from 'active' to 'passive' voice.
1. The issue of how we will use human genomics divides many people.
Many people by the issue of how we will use human genomics.
(Click anywhere in the background of the page to see if your answer is partially or all correct.)
explanation
.
2. Health insurance companies could refuse coverage of individuals with genetic illnesses.
Coverage of individuals with genetic illnesses. by health insurance companies.
explanation
.
3. The U.S. National Institutes of Health and the Wellcome Trust supported The Human Genome Project
The Human Genome Project by The U.S. National Institutes of Health and the Wellcome Trust
explanation
.
4. Everyone expects this to revolutionize the practice of medicine.
This to revolutionize the practice of medicine.
explanation
.
5. We must protect individual privacy as science moves forward with this project,
Individual privacy as science moves forward with the project
explanation
.
6. Researchers took a poll to find out if people wanted to know their genetic code.
A poll to find out if people wanted to know their genetic code.
.explanation
.
7. Sixty per cent of the people said they would want a doctor to inform them of their genetic "defects".
Sixty per cent of the people said they would want of their genetic "defects".
explanation
.
8. Scientists are proposing rules that will govern the use of personal genetic codes.
Rules that will govern the use of personal genetic codes.
explanation
.
9. In the sequencing phase, researchers identified the approximately 3.5 billion chemical letters (A, C, G, T)
3.5 billion chemical letters (A, C, G, T) in the sequencing phase.
explanation
Final del formulario
.
Presentation Transcript
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