XI .
1. I always go to school on time .
→ I am........................................................................................................
2. Lien doesn't like doing sport very much .
→ Lien isn't very .........................................................................................
3. Minh spends thirty minutes a day to practicing the piano .
→ Practicing .................................................................................................
4.My sister is more hard -working than me .
→ I don't ........................................................................................................
5. I was late for school this morning . My sister was , too .
→ Both ..........................................................................................................
6. The houses are small so they are cheap .
→ The smaller ...............................................................................................