The Passive (Exercise 2)

Stage 2 : Exercise

The Passive (Exercise 2)

Now, turn the active sentences below into correct passive constructions.

1.	Someone gave the school principal a vote of thanks.
2.	A famous scientist first carried out this experiment in the eighteenth century.
3.	You can buy mangoes very cheaply in Hong Kong markets.
4.	The University will not accept registration after September 10th.
5.	The last person to leave must switch off the lights.
6.	In Beijing, people must take precautions against sand from the Gobi desert.
7.	An Englishman invented the first mechanical computer more than a hundred years ago.
8.	Someone is playing my favourite song.
9.	A musician transposed the music to a higher key to suit her voice.
10.	You can lock the library door with this key.