1/ The blue drees iis cheaper than the red one --> The red dress
2/Nam is taller than any student in his class --> Nam is the
3/We have a break that lastt thirty minutes --> We have a
4/When is your birthday?---->What
5/There is a big library in phong's school ---->Phong's school
6/Lan learns Math very well ---->Ln is very good
7/I enjoy listing to music. -----> I am
8/Nam is the member of the school soccer team --->Nam plays
9/He likes Biology best ---->Her
10/There are no lesson on saturday in USA ---> students