What do junior high school students do in their free time?Last month,we interviewed 150 students in No.2 High School about their free time activities.Our questions were about exercise,helping with housework,watching TV and use of the Internet.The results are shown in the below charts（图表）.

（1）How does the writer tell us the results?
The writer uses four ______ to tell us the results.
（2）How often do most students exercise?
Most students exercise ______.
（3）What percent of the students use the Internet sometimes?
______ of the students use the Internet sometimes.
（4）Which English word means"采访"in the text?
It is" ______".
（5）What do you usually do in your free time?
I usually ______ in my free time.