How many experimental classes are there in Xintai No.1 Middle School?

Two.

Students in Class A get the best grades, while students in Class B get the first grades. Ordinary classes are also divided into class A and class B in senior three. All teachers teach Class A and Class B at the same time, so as to prevent students from changing classes due to human factors such as teachers.

The experimental class undertakes the task of being admitted to Tsinghua and Peking University, the liberal arts experimental class strives to be admitted to Peking University and Tsinghua, and the science class strives to be admitted to five.