The following chart(表) shows some information about the student’s after-school activities

The following chart(表) shows some information about the student’s after-school activities in a middle school. 100% means all the students, 51%—99% means most students, 1%—50% means some students and 0% means no students.
Frequency(频率)
of Activity
Every day
Once or twice a week
Three or four times a
week
Do housework
5%
75%
20%
Exercise
25%
10%
65%
Surf the Internet
15%
75%
10%
【小题1】This chart is about the of the students in a middle school.A．numbersB．lessonsC．hobbiesD．after-school activities【小题2】 of the students can take enough（足够的） exercise during the week.A．65%B．25%C．10%D．75%【小题3】 If there’re fifty students doing housework every day, there will be students surf the Internet every day.A．100B．50C．150D．250D

(答案→)D 解析：【小题1】细节理解题，根据文中语句“The following chart(表) shows some information about the student’s after-school activities in a middle school.”理解可知。【小题2】细节理解题，根据文中语句“Exercise25%10%65%”理解可知。【小题3】理解计算题，根据文中语句“每天做作业的学生数量是每天上网的学生数量的3倍，”理解可知。故3*50=150

这个问题的回答的对