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The Passive Voice: Tenses

A Look at this sentence and notice the
verb in bold. Then answer the questions
below.
They use cameras in shops to help prevent
crime.
1 Is the verb in the active or the passive
voice? ________________
2 What tense is the verb in?

3 What is the subject of the verb?

4 What is the object of the verb?

В The sentence in A can also be written
in the passive voice. Look at the verb in
E Complete the sentences with the correct passive form
bold and answer the questions below.
of the verbs in brackets.
Cameras are used in shops to help prevent
1 My computer (check) for viruses twice a day.
crime. It's very practical.
1 What is the subject of the passive verb?
2 __________ (the food / deliver) to the house by
lunch time?
2 What tense is the verb be in?
3 The USB stick_________ (not need) yet.
4 Her tablet________(steal) last week.
3 What form of the verb use appears?
5 While the songs__________ (download), I was watching a
film online.
С Now complete the rules. 6 The young children_________ (teach) how to log in at the
; We use the passive voice when we want to moment.
emphasise the action or event, or when we don't 7 It was noon and all the emails________ (already / send).
: know the agent (the person/thing who did the
8 The new CCTV camera________ (install) next week
; action). We form the passive voice by using the
auxiliary verb___________________ in the correct
F Complete the second sentences with the
tense and the past participle of the main verb. passive voice.
The___________________ of the active sentence
becomes the subject of the passive sentence. 1 Manufacturers are developing a new type of
mobile phone.
A new type of mobile phone___________________
by and with ____________________ manufacturers.
2 Technology has changed our lives dramatically.
D Look at the use of by and w ith in these
sentences and then answer the questions Our lives_______________________________________
below. technology.
3 The scientist sent the lab some blood samples.
The laboratory was filled with smoke.
The new worker will be shown around the Some blood samples___________________________
factory by the manager. ___________ the scientist.
The computer has been cleaned with a 4 NASA will have designed a new robot for space
special brush. exploration by 2035.
1 Which word do we use when we want to A new robot for space exploration______________
mention the agent? ______ NASA by 2035.
2 Which word do we use when we want to 5 We will give Maria instructions on what to do.
mention the tool or material that is used? Maria________________________________________on what
to do.
6 Will science ever answer people's questions about the
О Grammar Focus pp.169 & 170 (9.1 & 9.2)
universe?
Will people's questions about the universe
________________________________________science?
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