1.I have many American stamps. Hoa has some American stamps.
=> I have
2.I always eats fish for lunch. My brother sometimes eats fish for lunch.
=> My brother
3. Nga plays badminton twice a week. Hung plays badminton four times a week.
=> Hung plays
4.Mary drinks a lot of water a day. Tom drinks little water a day.
=> Mary drinks
5.Do you have a larger size tha this?
=>Is this
6. Nam eats more vegetables than his brother
=>Nam's brother