读取文件时出错，它存储备用行数据

this is my code, when i am reading the lines which must be stored in the class, its reading one line and storing the value of next line, I am unable to identify my mistake in the code. Please help me to correct it. the task is to skip the lines that has sentences and read the lines which has data abd store it in the class variables.this is my code, when i am reading the lines wh