1/ she is more beautiful than her sister
2/ we must wear uniform when we are at school
3/ you must remember to wear your helmet
4/ your English is better than my English
5/ Minh sits behind Quang
6/ Our school has twenty classes
7/ Excuse me, could you tell me the way to the cinema, please ?
8/ Excuse me! Can you tell me the way to the nearest bus stop ? 
9/ Ha Noi city is smaller than Ho Chi Minh city
10/Summer is hotter than winter
II/
1/ room
2/ bath
3/ faces
4/ get
5/ bathroom