Final answer:
The lines from 'August Heat' that support the theme of people's lives being predetermined are: 'A sudden impulse made me enter,' 'From there onwards I have only the vaguest recollection of where I went,' and 'It showed a criminal in the dock immediately after the judge had pronounced sentence.'
Step-by-step explanation:
The lines from 'August Heat' that support the theme that people's lives are predetermined are:
'A sudden impulse made me enter.'
'From there onwards I have only the vaguest recollection of where I went.'
'It showed a criminal in the dock immediately after the judge had pronounced sentence.'
These lines suggest that the protagonist's actions are driven by some unseen force as if his fate has already been determined.