1/ She spends two hours doing homework every day .
----> It takes her two hours to do her homework every day.
2/ How much is the bike ?
---> How much does this bike cost ?
3/ I work more hours than my younger sister
----> My younger sister isn't work more hours than me.
4/ Our summer vacation stars in June and finishes in August
---> Our summer vacation lasts from June to August.
1/ She spends two hours doing homework every day .
----> It takes her two hours to do homework every day.
2/ How much is the bike ?
---> How much does the bike cost ?
3/ I work more hours than my younger sister
----> My younger sister works fewer hours than me.
4/ Our summer vacation starts in June and finishes in August
---> Our summer vacation lasts three months.