课件16张PPT。Grammar The passive voiceUnit 3 Tomorrow’s worldbe+ done am/is/are
一般现在时 am/is/are + being
现在进行时shall/will+be
一般将来时have/has+been
现在完成时Reviewbe+ done was/were
一般过去时 was/were + being
过去进行时would + be
过去将来时had + been
过去完成时BrainstormingFive beautiful girls perform in “ Ode to Joy ”.“ Ode to Joy ” is performed by Five beautiful girls.The passive voice and the active voiceExamplesScientists designed a VR headset.
A VR headset was designed by scientists.e.g. Our teacher often tells us some interesting stories in English.
We are often told some interesting stories in English.
Some interesting stories are often told to us in English.Please wait a while. I’ll just go and get changed.This kind of computer sells well in China.VR films belong to the latest wave of new technology. It + passive verb+ that clause
It is said that the technology behind RealCine is virtual reality.
Modal verbs and the passive voice
1. We can use modal verbs in the passive voice to talk about ability, possibility, duty, permission…情态动词的被动语态形式可用于谈论能力、可能性、职责和允诺等。
Firefighters could be trained using RealCine.New contentsModal verbs and the passive voice
2. We form sentence using modal verbs in the passive voice by adding be and the past participle.情态动词的被动语态形式的构成: 在情态动词后加be和过去分词。Active : Computers can work out the position of the user at any time.
Passive : The position of the user can be worked out at any time.Note the use of these modal verbs in the article and passive voices. Topic: Virtual reality and travel sickness
Purpose: To prove that virtual reality can reduce travel sickness.
Method: 2000 volunteers must wear VR headsets and take a virtual car trip each day for 20 days . Each trip lasts 20 to 30 minutes.
Possible results: Volunteers may become used to the feelings of movement. This ought to reduce the need for travel sickness pills.Answers:
1. ______________ 2. ______________
3. ______________ 4. ______________5. __________________can be reducedmust be takenmust be wornmay becomeought to be reducedVerbs often used in the passive voiceSome verbs are often used in the passive voice and fun_ction like adjectives.
1. be bored with
Andy was bored with listening to the same CD every day.
2. be born in/on
I was born on a Wednesday.
3. be disappointed at/by
My dad was disappointed by my test results.More examples :
be amazed by
be shocked at,
be frightened by, be tired of,
be excited about, be bored with,
be disappointed atby, be fascinated by,
be impressed at bywith, be interested in,
be surprised atby be pleased with,
be satisfied with …
Answers:
1. ________________ 2. ________________
3. ________________ 4. ________________
5. ________________ 6. ________________
7. ________________ 8. ________________bored withinterested inwas foundedwere employedwas surprised atwas accused ofwas closed downwas purchasedHomework
Reading exercise.
Review the grammar and usage
Preview Next part .Thank you .