Turn these sentences from active to passive. Remember - only include by plus a noun or pronoun if this information is necessary.
1 They hold the prize giving in the hall every year.
2 A storm has brought down all the power cables.
3 Last year the government raised the price of gas.
4 They made all the arrangements for the President's visit.
5 Had he invited her before last weekend?
6 She's renewing her passport next week.
7 The authorities are building blocks of flats all over the town.
8 The police have not investigated the thief yet.
9 The two businessmen signed the contract.
10 They will collect the bottles for recycling.
11 The Mayor is opening the new theatre on Saturday.
12 They were milking the cows when I arrived at the farm.
13 I didn’t write that note.
14 Mrs. Andrews hasn’t signed those papers yet.
15 We oughtn’t to speak about such things in class.
16 People shan’t speak to me as if I were a child.
17 They will not provide pencils at the test, so please bring your own.
18 People don’t pay you a lot of money for this job.
19 Someone will not bury our dog in the garden.
20 The news didn’t surprise me.
21 The noise isn’t disturbing my teacher.
22 Nobody is watching that program.
23 You mustn’t use this machine after 5.30 p.m.
24 People don’t park their cars here.
25 They weren’t painting the outside of the ship when the accident happened.
26 You shouldn’t pay your bill when the waiter comes.
27 They don’t clean the machine every time they use it.
28 No one is interviewing Dr. Johnson at the moment.
29 You needn’t keep the flowers in a warm sunny place.
30 They don’t invite that lady to the party.
