题目

The number of the students in our class ______fifty ______ of them ______boys. A . is; 60 percents; are B . is; 60 percent; are C . are; 60 percent; is D . are; 60 percents; are 答案：B24、如图，将等边三角形分割成三个全等的图形，请画出三种不同的分割方法．