1.There are twelve months in a year
2.Lan's sister isn't as intelligent as her
3.He takes care of the sick people
4.Are you interested in listening to music?
5.What does your mother do?
6.Our summer vacation last 2 months
7.Don't forget to write a letter to me
8.American students have more vacations than Vietnamese ones
9.I spend 2 hours each day doing my homework
10.Hoa studies hard
