Find and correct the mistakes. There are three incorrect sentences
1 This device is used to connect the two networks.
2 Each part of the process was analysed.
3 We're going to solve the problem by a specialist
4. In the future, one quarter of the world's energy will generate by renewable sources.
5 We're having the instructions translated by a teacher who speaks Chinese.
6 Who was the Nobel Peace Prize win by last year?