1.I like pop music but my brother likes rock music. (different) - My taste in music is different from my brother.
2. Neither Mary nor her sister studied arts at school. (either) - Mary never studied arts at school and either her sister.
3. I think Vinh acted better than Quang in that play. (as) - I think Quang didn't acted as well as Vinh in that play.
4. Both Anna and her brother are fond of watching water puppet. (too) - Anna is fond of watching water puppet and her brother too.
5. My hobby is drawing and John's hobby is also drawing. (same) - My hobby is the same as John's hobby.