Look at the time lines below to make sentences which contrast two different actions. Use "already" in each sentence. The first has been done for you. 1. Personnels \ installation\ instruction \ of a computer \now
1. We had already instructed the personnel before we installed the computer.
2. Operator's\ testing\ training\ the machines\ now
2.
3. Maintenance\ beginning of \ trainer's arrival\ the course\ now
3.
4. Schedule\ sending a\ telex\ now
4.
5. Finish\ an official\ everything\ opening date\ now
5.