at
to
down
in front of
by
with
in
по-моему так
1. John wakes at 8 o'clock in the morning. He goes downstairs for breakfast. Sometims he sits down in an armchair and reads a newspaper or a detective story. he also likes to watch television at the fire .
2. The man was killed by the thief with a knife.
3. I shal finish the report in 10 minutes for now.