描述图表一中的专业课程选修人数特征
2．描述2007午的数据和2006年数据的变化
3．你不需要对两个表格的数据给出自己的分析
Table 1:


Table 2:

%change from the year 2006 to 2007 by degree courses
Degree	Biological Science	Language	Education	Business	Computer Science
%Change	+12%	-3%	-9%	+1%	+5%

A．The risks of exercising is too great to be ignored.
B．A habit of exercising regularly maintains a very low blood sugar level.
C．Hypoglycemia is caused by excessive exercise.
D．Insulin absorption varies according to the body temperature.

A．How Exercise Helps Diabetes.
B．The Secret Between Diabetes And Exercise.
C．Getting Rid of Diabetes.
D．The Cure For Diabetes.