Exercices : Passive voice et reported speech

Transform the following sentences according to the specific instructions provided for each case:

1. Passive Voice: Rewrite the sentence 'The scientist conducted the experiment in the lab' using the passive voice. The action occurred in the simple past.

2. Reported Speech: Rewrite the sentence 'I am reading a fascinating book,' said Mark. (Use 'Mark said that...').

3. Advanced Mix: First, convert 'They are renovating the town hall' into the passive voice. Second, convert the direct speech statement 'The renovation will cost $1,000,000' into reported speech, attributed to the mayor.