A.insecurity
B.happiness
C.excitement
D.worrying

A.Teens who feel like talking with their parents.
B.Teens who lack a sense of security at school.
C.Teens who have friends sharing their dreams.
D.Teens who feel contented about themselves.

A.parents
B.family dynamics
C.warm relations
D.teens

A.It is necessary for teens to join in sports and positive social activities.
B.Lack of adequate sleep puts teens at risk of performing poorly at school
C.Modern technology has something to do with teens' sleep problems.
D.Teens' sleep is linked to their relationship with people around them.

A.The necessity of being exposed to the harsh reality.
B.The complexity of the world outside.
C.The urgent need for educational reforms.
D.The gap between education and the real world.

A.The necessity of being exposed to the harsh reality.
B.The complexity of the world outside.
C.The urgent need for educational reforms.
D.The gap between education and the real world.

A.trọng đại
B.to lớn
C.lớn lao
D.vĩ đại

A.Một cách hiểu
B.Hai cách hiểu
C.Ba cách hiểu
D.Bốn cách hiểu

A.Ý nghĩa ca ngợi những người mang tâm hồn của đất nước.
B.Ý nghĩa chỉ hành động sẵn sàng cống hiến, hi sinh cho đất nước.
C.Ý nghĩa ghi dấu ấn của cuộc đời với đất nước.
D.Ý nghĩa chỉ đất nước như sinh mệnh của mình.

A.Ý nghĩa tả thực
B.Ý nghĩa tượng trưng
C.Ý nghĩa tả thực, ý nghĩa tượng trưng
D.Không mang ý nghĩa