classes:  lecturer. Teachers need to inform the semester exam chapters in a more specific way to help students understand the correct information when reviewing to avoid the situation of focusing only on the key chapters without studying the remaining chapters.  curriculum. Teachers need to inform the semester exam chapters in a more specific way to help students understand the correct information when reviewing to avoid the situation of focusing only on the key chapters without studying the remaining chapters.  facility. Teachers need to inform the semester exam chapters in a more specific way to help students understand the correct information when reviewing to avoid the situation of focusing only on the key chapters without studying the remaining chapters.  general. Teachers need to inform the semester exam chapters in a more specific way to help students understand the correct information when reviewing to avoid the situation of focusing only on the key chapters without studying the remaining chapters.