单元：List-09.txt

• article
• put
• possibility
• error
• fun
• bid
• reduce
• flash
• tell
• altogether
• literary
• treasure
• represent
• surrounding
• think
• recite
• disturb
• improve
• shape
• suppose
• lack
• race
• adolescent
• habit
• significance
• hurry
• attention
• interesting
• stress
• impress
• percentage
• non-stop
• behave
• belong
• there
• steep
• survival
• divide
• teenager