用方框内所给词的适当形式填空，并把答案写在答题卷对 应的横线上。（共10小题；每小题1分，满分10分）

organize   approach   form  short   train  teenager   design   tooth  addict  symphony

______ refer to young people between 13 to 19 years old.
The English evening was so well _____ that we really enjoyed it.
It is reported that _____ dogs have been used to hunt for those who were trapped.
Now we are leaving the school and ____ the students’ club.
Have you ____ the habit of getting up early?
The house is ____ for a large family.
The newly-built railway has ____ the distance between the two cities.
A lot of my school friends eat sweets every day but I’m lucky because I don’t have a sweet _____—I’d rather eat a nice piece of fruit.
Cocaine is a powerfully ______drug. Some drug users inject cocaine, others smoke it.
Ye Xiao gang writes _______ and pieces for smaller groups of musicians.