`11`. Although Tien Dung goalkeeper is so young, he performs excellently.
`12`. How far is it from Vinh to Ha Noi city?
`13`. I used to walk to school when I was a student.
`14`. In spite being short, they still love playing sport.
`15`. Less electricity will be used in the future.
`Bài` `7`
`1`. against ( play against: chống lại )
`2`. of ( be fond of + N/Ving: thích )
`3`. without ( không có )
`4`. in ( participate in: tham gia )