1. Nam hates playing board games.
-> Nam doesn't like playing board games.
2. Minh stayed at home because he was sick (so).
-> Minh was sick, so he  stayed at home
3. Her new school is different from her old school.
-> Her new school isn't . similar as her old school
4. My mother bought this bicycle for me last year.
-> This bicycle was bought  for me last year. by My mother
5. The journey was shorter than we thought at first. (not as ... as)
-> The journey was not as long as we thought at first.