根据短文判断正（T）误（F）。

     Young people can have problems with their minds. Some students become worried because they

have to study very hard. Others have trouble getting on well with people like their parents and classmates.

      Jiu, a second year junior student from Fujian, could not understand his teacher and was doing badly

in class. He became so worried about it that he started to cut his fingers (手指)with a knife.

     Another student, 14-year-old Lan from Guangzhou, was afraid of exams. She got very worried, and

when she looked at the exam paper, she couldn't think of anything to write.

     A recent (最近的) report says about 18 percent of teens have mental (精神上) problems. Their

troubles include (包括) being worried and very unhappy, and having problems in learning and getting on

with people.

     Many students who have problems won't go for advice or help. Some think they will look stupid if

they go to see a doctor. Others don't want to talk about their secrets.

     An expert on teenagers has the following advice for teens:

     ●Talk to your parents or teachers often.

     ●Take part in group activities and play sports.

     ●Go to see a doctor if you feel unhappy or unwell.

( )1. Young people don't have problems with their minds.                    

( )2. It is important to get on well with others.                          

( )3. Lan was not worried about her exam.                                  

( )4. If we have some problems, we should use alcohol drinks to stop them.

( )5. Jiu could understand his teacher.