23. Change the sentences using the Passive Voice.
1) They asked the policeman for help. 2) Peter gave me these photographs two days ago. 3) We
have already sent for the doctor. 4) Sue will look after the children tomorrow. 5) A lot of
children use the Internet nowadays. 6) Will you post these letters? 7) Will they have fixed the
printer by the end of the week? 8) Jessica hasn't cooked dinner yet. 9) They are picking the
vegetables right now .10) Were they filming our performance last Friday? 11) You should
switch off your computer for the night. 12) You haven't cleaned this room for weeks. 13) You
must take this mixture three times a day. 14) Are the girls decorating the room for the party? 15)
Mary doesn't take her children to the cinema every week



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